# Algebra-check my answers

66,472 results

### Math check answers please

Sorry to bug again but can someone check my answers please thank you. 1. Simplify the expression 3w-10w A. 13w B. -7w C. -7 D. 7w 2. Y+2y+3z A. 2y+3z B. 3y+3z C. 2y^2+3z D. 6yz 3. 6r+r-5r A. 2r B. 1r+r C. 0r D. 7r-5r 4. 5x+2(x+6) A. 7x+6 B. 7x^2+12 C. 7x+12 D. 7x (x+6) 5. -3m+...

### Math HELP

I have my answers at the bottom but please do these questions so I can check my answers. Check my answers as well. Subtract these fractions. !Reduce them! 1. 5/7 - 3/10= 2. 11/18 - 5/12= 3. 1/3 - 1/6= 4. 7/12 - 1/16= 5. 7/8 - 3/10= 6. 7/8 - 1/12= 7. 7/10 - 2/5= 8. 3/4 - 1/2= ...

### Algebra-Please check

Please check- sqrt of 2x + 15 = x Answers: -5.3 -3.5 -3 5 I think according to my calculations it would be 5, correct? sqrt root of 7-x = 3-solve for x Answers: -2 2 4 -4 My choice would be 2 Is that correct- I squared both sides and came out with 7-x = 9 and then x = 2 Thank ...

### Algebra

1. Find the slope of the graph of the linear function f with f(0)=4 and f(3)=13. I have no idea how to do this.. :( __________________________________ Evaluate the function when x=3, x=0, and x= -2. 2. f(x)=-1/2x+3 my answers: 1.5, 3, 1 3. h(x)=5.5x+4 my anwers: 20.4, 4, 7 4. ...

### Math Help? Check my answers.

Simplify 6 x 3 divide 3 - 1. Pre-Algebra? Answers: 2 3 5 6 My answer: 5

### English

Now, let's check how well you can use the expressions you've learned. I will distribute handouts. You have to solve the problems. Are you finished? Then, I'll check the answers. Look at the answers on the blackboard. Check your answers. How many students have 10 points? Are ...

### check math

Here are my answers. Can you check if I got the right answers? Thank you! (x-4)/(x^2-3x-4) = x+1 (x^3-8)/(x-2)=x^2+2x+4 (5-x)/(x^2-25)=-x-5 (x^2-4x-32)/(x^2-16)=(x-8)/(x-4) first one should be 1/(x+1) second is good third: -1/(x+5) 4th is ok Have you not been taught to place ...

### ALGEBRA

I NEED SOMEONE TO CHECK THESE PLEASE!!! IF B IS REPLACED WITH A NUMBER THAT SHOWS THE RELATIONSHIP INDICATED IN THE TABLE, ARE THESE ANSWERS CORRECT? Y = -X + B X Y 1 0 2 -1 8 -7 10 ? 20 ? 40 ? SO, y=-1+1=0....y=-2+1=-1.......y=-8+1=-7........y=-10+-3=-13...y=-20+1=19.....y=-...

### Algebra

Hi, could someone possibly check my answers to these algebra questions? Its not my strong point so have been struggling a little (or alot if they are all wrong!) 3m-8-5m+10 = 2-2m 4(2-6x) = 8-24x 7(a+3)-5 = 7a + 16 2x-3(4y-x) = 2x-12y-9x 2(4y-1)+5y(3-2y) = 2(4y-1) +5y(3-2y) If...

### Algebra

I was wondering if someone could check over these answers for me. Find the slope between the set of given points: a) (3,-6) & (-2,-7)=2.6 b) (7,5) & (7,-4) = -9 c) (0,-5) & (16,-5)= 16 I just wondered if the answers I have are right.

### Algebra II

Solve x^4 - 12x - 5 = 0 given that -1 + 2i is a root. I’ve used synthetic division to get the answers x = 1 +/- 2i , 1 +/- sqrt 2 I’ve having trouble checking the answers though because of that imaginary number. How can I check these kind of problems?

### Asap can someone pplz check these answers

Please check my answers I have 2 do other things right now

### Algebra

Would someone please check these answers? Simplify. 3/x-5+1/1-4/x-5 For this answer I got: x-2/x-9 Divide. x^2-49y^2/6x^2+42y/(x^2-7xy) For this answer I got: (x+7y)/6x(x^2+7y) Add. Express your answer in simplest for. x/6+3x/6 For this answer I got: 2x/3 Please check my ...

### check math

Here are my answers. Can you check if I got the right answers? Thank you! (x+y)^3= x^3+3x^2y+3xy^2+y^3 [x^(3/2)][x+x^(5/2)-x^2] = x^(5/2)+x^4-x^(3/2) the last term in the second question should be - x^(7/2), (you were adding 5/2 and 2 in the exponents)

### English

Formative Test Now, let's check how well you can use the expressions you've learned. I will distribute handouts. You have to solve the problems. You will have 5 minutes. Are you finished? Then, I'll write down the answers. Look at the answers on the blackboard. Check your ...

### check math

Here are my answers. Can you check if I got the right answers? Thank you! 1/(x+h) - 1/x= -h/(x^2+xh) (2/x^2)/(10/x^5)= (x^3)/5 [1/(3+x) - 1/3]/x= -1/(9+3x) 2x/(x^2-6x+9) - 1/(x+1)- 8/(x^2-2x-3)= (x^2+15)/(x^3-5x^2+3x+9) first 3 look ok In the last one I would not have expanded...

### vocab

does anyone have improving vocabulary skills 4th edition? all i need is sentence check 2 answers and the final check answers and i'll be done with my homework for tonight.

### Math Check

Hi! Can someone check my answers? Thanks! Directions: Solve each system by using the elimination method. Make sure to write your answer in (x,y) form. 1.) 3x-5y=2 2x+5y=13 2.) 3x+11y=4 -2x-5y=9 My answers: 1.) (3,7/5) 2.) (-17,5)

### algebra

where should l go and check my answers

### Algebra

Can someone check my answers? 1. 3/c - 4/3c = 5/3c 2. -3t/t-4 - 2t+4/4-t = -2t-4/t-4 3. z/3z^2 + 4/7z = 19/21z 4. 5x/2x-6 + x+2/3-x = 4x-2/2x-6 or 2(2x-1)/2(x-3)

### Algebra II

Solve each equation. Check for extraneous solutions. Solve:|x+5|=3x-7 My answers were: x=6 and x=.5 I don't think they are right though, but I should get 2 answers right???....Help!

### Math

Can someone please check my answers below for accurateness? The instructions are: Differentiate and simplify. 1) y=(2x^2+3x-1)(3x^2-5x-3) y'=(4x+3)(3x^2-5x-3)+(2x^2+3x-1)(6x-5) 2) y=(5x^2+3x-1)(3x^2-5x-3) y'=(10x+3)(4x^2-3)+(5x^2+3x-1)(8x) 3)y=6x^3-7x^2+5x-7+x^(5/3)-7/(x^3) y...

### TO MS SUE

Please check my answers to my question, I posted this question before but no one answered or helped me. All I need is for someone to check my answers :)

### Math check my answers

Please check my answers on the following questions Simplify: (X^6)^1/2 = x^3 1000000^1/6 I don't know this one (64n^12)^-1/6 = 1/0.5n^2 (9n^4)^1/2. = 3n^2 36^3/2 = my answer is 2 in the index of the aware root of 36^3 343^-4/3 I don't know this one Thanks

### Algebra 1: 8th Grade

Simplify each expression. Write your answers using positive exponents. Check Answers Please: 1) 2^3*2^4 = 2^7 2)10^6/10^9 = 1/10^3 3)3^5*3^1 = 3^6 4)5^7*5^-4 = 5^3 5)9^3/9^-10 = 9^13 6) 4^11/4^8*4^-2 = 4^5 7) a^2*a^3 = a^5 8)b^-9/b^4 = 1/b^13 9)c^-5*c^-2 = 1/c^7 11)(5d^4)(8d^6...

### Algebra..

Check These Answers Please? f(x)= x^2+3 ; g(x)=3x-1 1. (f+g) =x^2+3x+2 2. (f+g)(3) = 20 3. (f-g)(x) = x^2+3x-4 4.(fg)(x) = 3x^3+1x^2-9x+3 5. (fg)(x) =5 6. (f/g)(x) =(x^2+3)/(3x-1) Compostitions of functions : 7. (f o g)(x) =3x^2+4 8. (f o g)(x) =10

### Algebra 1

solve each system by substitution. check your answers 4y +3 = 3y +x and 2x +4y =18

### Algebra

I have a few questions that I need help with. Solve the radical equation, and check all proposed solutions. 5. x- square root 3x-2=4 I don't understand this problem. Solve and check the equation. 10. (x^2+14x+49)^3/4-20=7 would I have to multiply each number by 4/3? Solve the ...

### Math, Can someone check my answers?

Can someone please check my answers? Tell whether the given equation has the ordered pair as a solution. 11. y = 6x;(3,16) 13. y = -4x; (-2,8) 15. y = x - 3/4; (2,1 1/4) Answers: 11. Not a solution 13. Has a solution 15. Has a solution

### Math: law of exponents check answers

I know that anything to the power of 0 is 1 but I need help with these 2 questions and check my answers: (xy)^0 / (z^2a^1)= (-2mn^2)^1 / (pqm)^0= (xy^2z)^0= 1? Negative Exponents: it says to leave answers with positive exponents only, I did all these questions so please check ...

### Algebra

Can someone check my algebra answers and help me with the problems I don't understand? 1. n^2-n-20/2n^2 times n^2+5n/n^2-25 answer: n+4/2n 2. (2x-6/21)/(5x-15/12) answer: 8/35 3. 5x-3/6 - x+3/6 answer: 2x/3-1 4. 5x/26 - 2x/13 answer: 1x/26 5. 3x^2/9x^5 answer: 1/3x^3 6. (x^2+...

### aLGEBRA 2 help please would appreciate

x/x+3 -x/x+3=x^2+9/x^2-9 solve for x and check your answers

### Algebra Please check answers

Could you please check these answers thanks. Directions: Factor each polynomial. If the polynomial cannot be factored, write prime. 1. a^2-16b Answer: (a-16)(a+16) 2. m^2+8m+16 Answer: (m+8)^2 3. 3a^2b+6ab+9ab^2 Answer: Prime 4. 2r^2+3r+1 Answer: Prime 5. z3+6z^2+9z Answer: Prime

### 8th Grade Algebra Confusion

Hi. I am starting a new section in Algebra, and I thought I understood it. But when I went to the back of my book to check the answers, they were way off. We are dividing and simplifying radical expressions and equations.

### English

procedure: Formative Test Now. let's check how well you can use the expressions you've learned. I will distribute handouts. You should pick up a handout on the table. You have to fill in the blanks with suitable expressions. Are you finished. Two minutes left. We'll check the ...

### Science URGENT

Is there any website or any way I can get the science probe 10 check your understanding answers cause I want to check my answers?

### Algebra

Can someone please check my answers. Solve the following by factoring x^ + 7x + 10 + 0 I got x + (-5) and x = (-2)

### Algebra

Can someone check my answers please? Solve the following by factoring? 3x^ - 6x = 0 I got x = 0 and x = 2

### math(check answers please)

PLEASE CHECK THESE ANSWERS compare the pair of numbers use <,>,= 3/4 _ 6/8 A.3/4=6/8(I PICKED THIS) B.3/4<6/8 C.3/4>6/8 Write the decimal as a fraction or mixed number in simplest form. 3.45 A.4 3/4 B.4 9/20 C.3 3/4 D.3 9/20(I PICKED THIS

### Math Check

Hi! Can someone check these two answers? Thanks! Directions: Find the correct number of solutions for the following system of equations. 1.) 5x - 3y + 2z = 3 2x + 4y-z = 7 x - 11y + 4z = 3 2.) 2x + y- 3z = 4 4x + 2z = 10 -2x + 3y - 13z = -8 A.) One Solution B.) Infinitely Many...

### Algebra

Can someone check my answer please? Find the corresponding y values for x = -2,-1,0,1,2,3 if y = x^-x-2. My answers are under Y. X Y -2 -4 -1 -2 0 -2 1 0 2 4 3 10

### 8th Grade Algebra

Simplify each rational expression. 1. (x^2+1)/(x+1) 2. (y^2+4)/(y+2) Check Answers: 3.(2t^2+6t+4)/(4t^2-12t-16) Answer: (t+2)/2(t-2)

### Science

Is there any website or any way I can get the science probe 10 check your understanding answers cause I want to check my answers?

### algebra

Junior ate 30% of the sandwiches at the picnic. If he ate 1 ½ sandwiches, how many sandwiches were there? you cant solve this right? We can't?? Sez who? Let x denote the number of sandwiches. Then we're told 30%x=.30x=1.5 sandwiches. So x=1.5/.30=?? something you can do. its...

### Math Check

Can someone check my answers? Thanks! Tell whether the system is inconsistent OR dependent. 1.) -7x+6y=-4 14x-12y=8 2.) 3x-y=7 -6x+2y=8 My answers: 1.) inconsistent 2.) Dependent

### College Algebra

Can someone check my answer please? Find the corresponding y values for x= -2,-1,0,1,2,3 if y= x^-x-2. My answers are under Y. X Y -2 -4 -1 -2 0 -2 1 0 2 4 3 10

### check math

Here are my answers. Can you check if I got the right answers? Thank you! solve for x, where x is a real number. x^2+3x-4=14 x=6,3 (x^4-1)/(x^3)=0 x=1 (x-5)^2=9 x=2,8 2x^2+5x=8 x= [-5+/-sqrt(89)]/4 for first one x=-6 or x=3, factors are (x+6)(x-3) second... also x=0 third ... ...

### Chemistry(Please check)

1) The Ka for acetic acid is 1.8e-5. What is the pH of a 3.18M solution of this acid? I did 1.8e-5 = x^2/3.18 x=sqrt 1.8e-5 X 3.18 = 7.56e-3 pH=-log(7.56e-3) = 2.12 The pH is 2.12 2) At 25 degrees celsius, the pH of a 1.75M NaCN solution (the Ka for HCN is 4.0e-10) is ? 4.0e-...

### Algebra (check my answers)

Please check these answers. Multiply -7(2a2 -4) = -14a2 + 28 Multiply 0.5(a + b -5) = 0.5a + 0.5b - 2.5 Factor bx - by + bz = b(x - y + z) Combine like terms (simplify) 12x + 4 - 11y - 6x - 9 - y = 6x - 12y - 5 Evaluate the expression 3x2y when x = 3 and y = 5 Answer: 135 ...

### check math

Here are my answers. Can you check if I got the right answers? Thank you! Solve for z: 4x+10yx=0 z=-2x/5y y^2+3yz-8z-4x=0 z=(-y^2+4x)/(3y-8) there was no z in your first equation, from you answer I can tell it should have been 4x + 10yz = 0 If so, the answer is right. last one...

### Algebra

Hello, can someone help me solve and check the following 1) x - 8 = 20 Check: 2) x + 15 = 35 Check: 3) -x +6 = 3 Check: The symbol 'x' is in italic. If I can understand the symbols better, I belive I can get the hang of the course.

### @ Mr. Falcon

You posted 40 questions and no answers. You wrote "PLZ HELP ASP usa test prep " The best way to prepare for a test is to study your text!! We'll be glad to HELP you if you post no more than five questions and your answers. We'll check your answers and try to steer you in the ...

### @ Lucina -- SS

I deleted your 32 questions because there were no answers. Please post no more than 5 of these questions, along with your answers. We'll be glad to check your answers for you.

### To Sam: Penn Foster answers

Please do not post any more answers. Jiskha is not a repository for any exam answers. In addition, we have no idea what the questions are. If you want to post a couple of your exam questions along with your answers, we'll be glad to check them for you.

### Algebra 2

Can someone check my answers for the following questions? Thank you. 1)which is the equation of an ellipse with center (-4,2) and a horizontal major axis?

### algebra

please check answers and change if wrong thank you. The absolute value of 3 times a number x is greater than 33. |3x| > 33 3x > 33 x > 11 what about -11

### Algebra

what is the sum of the interior angles of a quadrilateral? 720 540 360*** 180 Please Check my answers.

### algebra

Find the slope of the line that passes through (-2,-3) and (1,1) 1/3 1 2***** 4/3 For the equation -4y=8x what is the constant variation? -4 -2**** 1 2 Please check my answers

### @Kemon

I deleted your 19 questions because you showed none of your work and posted no answers. If you'd like us to check a few of your answers, please repost no more than five questions along with your answers.

### English

You are going to take a quiz. I'll distribute exam papers. You should write down the answers. Fill in the blanks with suitable expressions. Take one and pass the others to the other students. First write down your number and name on the top of the paper. You have 3 minutes ...

### Algebra 1

Write an equation in standard form of the line that passes through the given points. Can someone check my answers? (2,6)(3,8) -2x+y=2 (7,-3)(4,-1) 4/3x+y=19/3 (3,-8)(5,-9) 1/2x+y=-13/2 (-5,6)(2,-3) 9/7x+y=-3/7 (-3,-1)(6,-8) 7/9x+y=-10/3

### Algebra check answers?

Write the equation of the line that passes through the points (-4,-2) and (-3,5) y= -3/7x+16 y= 1/7x+16 <--im not sure y= 7x-16 y= 7x+26 Which radical expression is equal to (4 1/6)^2 3√4 √2 √64 <=-- or D? 6√4

### Health: Check answers

Jakob went for lab tests, it took three tries with a needle to get any blood into the vial. Why might that be? Jakob may be dehydrated. Jakob had six vials of blood taken, is this healthy? Yes, if it wasn't then his doctor wouldn't have done that many. Check answers please?

### Algebra

Hello, can someone tell me if I got the following solve and check work correct? 1. solve and check 1/2x = 3 5/6 1/2x = 3 5/6 1/2x = 23/6 3x = 23/3 x = 23/3 And to check for it 1/2x = 3 5/6 1/2x = 23/6 46x = 6 x = 6/46 x = 3/23 2. Solve and check 3x + 2 / 2 = 7 3x + 2 / 2 = 7 ...

### Algebra

Hi! I was wondering if anyone might be willing to check my answers for these... I have a suspiscion they are wrong, but I don't have any correct answers to compare them against. If I got them wrong, would you mind giving a brief explanation? Thank you for your help! (x^2-1)+(-...

### Algebra

Hello, can someone check my answers to the following Algebra questions 1. (2y)(-2)= My answer - 2 * -2 = 0 Translate 2 and 3 into an euation 2. Four less than the quotient of x divided by 2 is 8. My answer - (x * 2) -4 = 8 3. The sum of two consecutive integers is 35. My ...

### Math ~ Check Answers ~

Please Check My Answers. 1: Solve each inequality. m – 7 < 6 a. m < - 1 b. m > 1 c. m < 13 d. m < -13 2: Solve each inequality. p + 12 > 9 a. p > 21 b. p > 3 c. p > -21 d. p > -3 My Answers: 1: b. m > 1 2: a. p > 21

### Electromagnetic induction-check answers

Please check my answers: why does an iron core increase the magnetic iduction of a coil of wire? -I am thinking it has something to do with the voltage being increased. Will a cyclist coast farther if the lamp is connected to the generator on his bicycle is turned off? -I say ...

### algebra 1

write an equation in slope-intercept form of the line that passes through the points: 1. (-5,3), (4,-5) 2. (-1/2,-1), (3,9/2) _____ my answers: 1. y=-8/9x-5 2. y=3/7x+5/2 please check.. thnx

### Algebra 2

Can someone please check my answers? The question is: Write an equation for the perpendicular bisector of the line segment joining the two points. (-5,6),(1,8)= y=-3x+1 (1,4),(6,-6)= y=(1/2)x-(3/4) (5,10),(10,7)= y=(5/3)x-(17/3)

### Algebra

Check my answers please 😁 6.-4-5(x+8) A) -5x - 44 B) -5x + 36 C) -x - 8************** D) -20x + 8 7. 3x+4(x-6)-3(x-7) A) 4x - 45************ B) 4x - 3 C) 10 X -3 D) 10x + 45 8. 8 + 8 < -28 A) x<-36 B)x<-20************ C) x<20 D) x<36 9. R/15>-3 A)r>...

### English

Why don't we go to the park together? 1. I don't feel like it. 2. I'm sorry,but I can't. 3. I'm sorry I can't. 4. Sorry I can't. 5. Sorry, but I can't. 6. I'm afraid I can't. 7. I'm afraid, but I can't. 8. Afraid I can't. 9. I'm afraid that I can't. ================== There ...

### Math, Help me check my answers

I took a screen shot of my answers can u tell me if i am right ht tp:/ /prntscr.c om/9zmlo2

### World History Check my answers

Okay so i put a star* by each of my answers.

### Algebra (Please Check My Answers)

CCA Unit 4 Lesson 11 3. If a number is not a rational number, then it is ______. ~ an integer ~ and irrational number*** ~ a whole number ~ a radical 4. James attached a diagonal brace across a rectangular frame that measures 6 feet by 8 feet. What is the length of the ...

### Science 8 - Check Answers

Please Check Answers. 4. When a fan is turned on, it changes electrical energy into ______ energy. A. motion * B. magnetic C. gravitational D. electromagnet 5. An experiment discovered that a particular material was a poor conductor of electricity. This material would most ...

### Algebra II repost- please check

I posted these a little while ago but this time I have answered them. 1. Does the graph of y = x – 3x2 + 5 have a maximum or minimum? 2. What is the vertex of the graph of y = -2(x - 3)2 + 4? 3. Does the graph of y = -2(x - 3)2+ 4 open up or down? My answers: 1. I cannot ...

### Math

Solve each of these systems using the substitution method. Make sure to check your answers ! 2x + 3y = -4 x - 2y = 5 Question 1 answers x = 1, y = -2 x = -1, y = 2 x = 1, y = 2 x = -2, y = -1

### Algebra 2

Hey, I have another question. this I just don't understand. I'm really starting to get very confused!!! PLEASE HELP!!!!! Solve each equation by factoring. Check your answers. 3x^2+45=24x

### Math

How to check 4=-2(4.5p+25) so the answers both check out and equal each other?

### business

can you please check my answers to the questions i realy need to check them if they right or wrong

### Algebra-Please check

1. solve sqrt (11-x) = sqrt(x-7) choices are 6,7,8 or9 I think according to my calcs the answer is (9) The range of f(x) = sqrt(3x-6) - 2 answers would be y<= (-2) y>= (-2) y> (-2) y<=(2) I think the answer is y <= -2, correct I don't get this one at all: Solve...

### Algebra Can someone who is serious respond

Can someone check my answer please? Find the corresponding y values for x= -2,-1,0,1,2,3 if y= x^-x-2. My answers are under Y. X Y -2 -4 -1 -2 0 -2 1 0 2 4 3 10

### algebra

2. W/4 - 4 = 3 a)-4 b)28****** c)3 d)11 3.X/5 + 6 = 10 a)44 b)30******* c)20 d)-20 4.-2(m-30)=-6m a)-15 b)-13************ c)-8 d)8 5.3.75x+3.7=1.7+1.75x a)10 b)-1 c)1***** d).1 Please check my answers :)

### Algebra

2. W/4 - 4 = 3 a)-4 b)28****** c)3 d)11 3.X/5 + 6 = 10 a)44 b)30******* c)20 d)-20 4.-2(m-30)=-6m a)-15 b)-13************ c)-8 d)8 5.3.75x+3.7=1.7+1.75x a)10 b)-1 c)1***** d).1 Please check my answers :)

### Health. Check my answers please

Can someone please check my answers. 1. Violence resulting in the death of another person is called A. Bullying B. Homicide C. Conflict D. Rape 2. Using the excitement of violence to keep video games users playing their games is an example of which risk factor? A. Poverty B. ...

### vocab

improving vocabulary skills textbook chapter 7 sentence check 2 and final check answers

### college math

Use sets to verify the following answers a. 4+5=9 B. 0+6=6 C. 10+2+12 I want to know if I'm doing this right. please check my answers. I'm confused on how to do this but I'm giving it a shot. A. a+b=c b. 0+2=a C. 5+5+2=12

### English

What are four things to look for when proofreading? My answers: Reading, grammar check, spelling check, and punctuation.

### Math check my answers

1. Evaluate. 8d - 10 for d = 4 A.32 B.22*** C.26 D.46 2. write an algebraic expression for the sum of 3 coins and c coins. A.c + 3*** B.c/3 C.3c D.c-3 3. Find the solution of the equation from the given numbers. x - 2 =16: 14, 18, 21, or 12 A.12 B.14 C.18*** D.21 4.use mental ...

### Algebra -Please check

How do I simply 4^-1x^0/y^-1 possible answers: 1/4y 4y y/4 4 I really don't get these- but I think it might be y/4 because you take the negative to the top and the negative to the bottom, right?

### Algebra 1

Write an equation in standard form of the line that passes through the given point and has the given slope m. Can someone check my answers (-2,6) m=1 -1x+y=8 (-7,8) m=-3 3x+y=-13 (9,-10)m=-4 4x+y=26 (-15,-4)m=1/2 -1/2x-y=23/2

### math

How would I come about to the solution and what the answers to the question so I can help my son with his school work? 1.Check all the answers that are square roots of 36 a. 36^1/2 b.-(36)^1/2 c.9 d.6 e.-6 f. √36 2.)Which answers are equal to the expression 2 x √9 ...

### Biology check my answers

Please check to see if my answers are right: we need to list the 6 kingdoms with their characteristics and an example each Eubacteria -"true bacteria": bacilli Monera- prokaryote ,: Cyanobacteria Protista- single cell, true nucleus :amoeba Plantae- photosynthetic :roses Fungi...

### Algebra

Check these answers? ? 3x + y = -8 My answer: y=-11 2x - y = 11 My Answer: y=13

### algebra

i have two answers to this problem so am not sure which way I need to do in or should say the order i should do it. lease help??????? problem is 7x-5+3x=6+x-10 what is the order to work this out there is no brackets to this problem 7x-x+3x=6+5-10 6x+3x=11-10 8x=1 ------- 8 8 x...

### Calculus (pleas help I really need to check this)

Assume that each of the follwing functions gives the position of an object at time t. Find the velocities indicated by setting up and evaluating a limt algebraically. (a) s(t) = 3t^2, Find v(-1). (b) s(t) = 1/t , Find v(2). (c) s(t) = square root of t, Find v(1). The answers ...

### vocab (english)

i have improving vocabulary skills 4th edition book and i need sentence check 2 answers and final check

### Math (Check 2 answers please)

1. What is the value of b in the equation b + 8 = 13? A. 5**** B. 8 C. 13 D. 21 2. The steps below show the incomplete solution to find the value of x for the equation 7x − 3x − 4 = −1 + 21: Step 1: 7x − 3x − 4 = −1 + 21 Step 2: 7x − 3x − 4 = 20 Step 3: 4x − ...