# Algebra, help + check please

103,406 results, page 54

### Chemistry(Please check)

1) The reaction A + B + C = products has a rate law rate = k times A times C squared. Which of the following will result in an increase in the rate constant for the reaction? #1 - increasing the temperature #2 - adding a catalyst #3 - doubling the concentration of reactant C I...

### social studies

How did the Panama Canal benefit American trade. 1)it made it cheaper and faster to ship goods.**** 2)it allowed a higher volume of goods to travel. 3)it improved trade relations with Latin America. 4)it allowed the United States to dominate global trade. Please check answer!

### polynomial function

Please check my answers. Find the y-intercept of the polynomial function. f(x) = -x2 - 2x + 8 I got:y=8 f(x) = (x + 1)(x - 6)(x - 1)2 I got: y=-6 f(x) = -x2(x + 6)(x2 - 1) I got:y=0

### chemistry 12

sry, a misprint. its: O2+2F2 <--> 2OF2 The question is looking for Kc. 2.50 mo of oxygen and 2.50 mol of fluorine gas are placed in a 2.00L glass container at room temperature. The container is heated to 400K and the following equilbirum is established: O2+2F2 <-->...

### algebra

could someone check my answers to these few questions? "What is the equation of the line, in slope-intercept form, that goes through the point (-1, -8) with m = 3 ?" here's my work: y + 8 = -3(x + 1) [i put the values into the equation.] y = -3x + 5 [i multiplied -3 by 1 and ...

### English

1. Mark an O on the picture you like, and mark an X on the picture you don't like. 2. Mark O on the picture you like, and mark X on the picture you don't like. 3. Check a circle on the picture you like, and check an X on the picture you don't like. 4. Check circle on the ...

### Math - Algebra

our riding your bike to the park, sit to read for a while, and then ride your bike home. It takes you less time to ride from the park to your house than it took to ride from your house to the park. Draw a sketch of a graph that shows your possible distance traveled over time. ...

### College Algebra

Please help me ASAP!!!!!!!!!!!! I did the work on most of these problems but I am still confused please help. 19. Comparing Investments Russ McClelland, who is self-employed, wants to invest $60,000 in a pension plan. One investment offers 7% compounded quarterly. Another ...

### Algebra

let do some corrctions sqrt9x+81=x+5= answer was x=35+3sqrt61/2,35-3sqrt61/2. please work with me.

### algebra final, please help

Solve w^2+3w-54=0 x= -1 minus sqrt55, -1+ plus sqrt55 Is this right?

### algebra

Is there a website that could give me information on the sierpinski triangle and sierpinski pyramid? Please and thank you.

### Algebra Problem

Could Someone Please Help Me With This Problem!!!!!!!!!!! Factor the trinomial r^2-3rx-40x^2

### algebra

Need help with this problem 8x-5y=20 5y-8x=-20 Please help me with this problem Solve the system of equations by graphing.

### algebra

What's the solution to 5n+1=5n-1. Please tell me if it's no solution or all real numbers or something else.

### ALGEBRA

please help me explain this in 50 words.. Explain why the equation -6(x + 3) = -6x + 5 has no solution and 7x +18 + 8x = 8(x + 4) + 7x – 14 has infinitely many solutions.

### algebra

Can you please tell me me if the expression or equation that is equivant to 8^x=3 would be x log 3 = log 8?

### aLGEBRA

Find the domain of the function g(x)= 1/6-5x I know that x is a real number but I need the domain please.

### Algebra 1a

Find the domain of the function g(x)= 1/6-5x I know that x is a real number but I need the domain please.

### Math Algebra

Please help Solve by the elimination method x+7y=54 -x + 6y=37 The solution is (___,___)

### Algebra, explain how to please

Can someone explain to me how to solve -14=2/5(9-2b) It would be greatly appreciated thank you

### Algebra 1

-3x + 6 < 21 I need help in solving this problem step by step. Can anyone help, please? thank you very much.

### Algebra 1

Can someone help me get the answer step by step, please, Would greatly aprreciated. Thank you. 2x-5>x+13

### college algebra

x-y=3 i need to graph the linear equation and i need 3 plots. please help

### Algebra

Can someone explain to be how to put (x/ (x^2-4)) in another form... please show step by step thank you!

### Algebra

Can someone explain to be how to put (x/ (x^2-4)) in another form... please show step by step thank you!

### algebra

The length of a rectangle is 3x + 4/4x^2-4 and and the width is8x − 8/6 the area of the rectangle is a)1 b)2 c)x+1/x-1 d)4 please help!

### Algebra

I'm not sure how to get started! Please help! y=-2x^2-12x+2 Find the vertex, y intercept and x intercept

### algebra

Please simplify this rational expression x^2-6x-27 multiplied by x^2 +8x+16 over x^2-18x-81 multiplied by x^2+ 7x+12

### Algebra 2

Solve this equation graphically. xy=-7 I don't understand how you get your points to graph this equation. please help

### Algebra

May you please help me understand how to do this? Thanks Give the slope of a line perpendicular to the given line. 1. y=3x+5

### algebra

please help because am missing something.thankyou factor completely given that x+2 is a factor. 2x^3 + 7x^2 - 3x - 18

### College Algebra

need help finding the distance using the distance formula please!!! (0,0) (x,y)

### algebra

Write an equation for the translation of x^2+y^2=25, by 8 units left and 4 units down. Please help.

### algebra

Can someone help me find value of x. please show step by step examples 6/x = 7/x+3

### Algebra

show me step by step how to solve t hese problems. 5 7/8 +(3 1/3 - 1 1/2) i cannot get this down please help

### algebra please help!!!!

Write the inequality that represents the solution set for −20/11 y > −9/17.

### algebra

I'm not sure how to answer this question? 1<3x+2<12 Please explain the answer so I know how to do these kind of questions

### algebra

If the sides of the rectangle are (fq-8)dm and (f^2g^2 + 8fg + 64) dm. what is the area of the rectangle ? Please Help me :\ and thank you for those who answer :)

### Math - Algebra

Evaluate t - u/v when t = -1, u = -3, and v = 1/2 I am VERY VERY unsure what the answer is. PLEASE HELP!!! I am stuck on this!!!

### algebra

solve the system using elimination 2x-5y=8 x-3y=-1 please explian step by step

### algebra

the base of a triangle is (c+2) ft and the area is (2c^3+16) ft^2. what is the height? please help me i don't understand how to solve for the height.

### Algebra

-11^2 Would it be -121 or 121. I think it is negitive please correct me if wrong.

### Algebra

Simplify 1) 4r+3-9r^2+7r 2) (4h^3+3h+1)-(-5h^3+6h-2) 3) 5k (3-4k) 4) (2x-3)(4x+3) 5) (4x-3)(4x+3) My answers: 1) 11r+3-9r^2 2) this one I am confused about 3) confused 4) 7x×7 5) 8x-6 Please help me

### Algebra 2 (Please help Ms. Sue!)

Use the Remainder Theorem to find the remainder when P(x)=x^4-9x^3-5x^2-3x+4 is divided by x+3. How do I do this?

### Algebra

simplify the expression (7 + 5) + 4 * 13 - 2 Could you please post a step by step answer.. THXXXX

### can someone please check if im right : math

4(3x+7) is this the equivalent expression : 12x+28 Yes it is, that' using the distributive property. ok. how do i get the opposite of an expression example : -10t+21 The opposite? Do you mean the negative or additive inverse of the expression? If so then multiply it by -1. ...

### Chem.

Can you also check this one, Please and thank-you! 23. Acetylsalicylic acid, commonly known as ASA, is the most widely used drug in the world. ASA has the chemical formula, C8H7O2COOH, and a Ka of 3.27 X 10 – 4 mol/L. What is the pH of a 10 mol/L ASA solution? The pH of the ...

### math

can you please check my answers? 12, 20, and 35 LCM =420 1/3+5/12+4+5=60 LCD 13/15-11/20=19/60 What is the combined price for a 1/2-in. sheet and a 5/8-in. sheet? 1/2PRICE $17.88 5/8 PRICE$19.13 =37.01 1 1/15+3 3/10-2 4/5=1 17/30 5 1/3+2 1/4+3 1/2=11 1/12 The interest rate on ...

### please check my answers Ms Sue!!!

Using NOT when searching allows you to ______? search for subtraction math games eliminate unwanted topics to narrow down for search search for more than one topic narrow down your topic by combining words**

### mat117/algebra

Factor completely. ax - ay + x^2 - xy please show me how to factor this problem a(x-y) + x(x-y) = (a+x)(x-y)

### Algebra

Could you please help in finding the domain? Thanxs! Find the domain of the function. g(x)= 3x/(x^2 -49)

### Ellipse-Algebra

I need help with the following questions please. Graph the ellipse. ((x-1)^2)/(9)+ ((y-2)^2)/(4)=1 (4(x+1)^2)+9(y-2)^2=36

### algebra 2

can anyone please help me solve this step by step by using the quadratic formula.. -4t^2-9t-3=0

### Algebra I

I need some serious help. c = 0.25(t-300) + 69.95 where t>300. Will someone help me please?

### algebra

I need help with these please. What is the solution for 0.7x+5¡Ü1.1x-8? What would be the solution for, 15a+5b-12a-8b=

### Algebra Please Help

The sum of three consecutive odd integers is 51. What are the integers?

### Algebra

Please solve for the interval notation corresponding to the set notation {x | x < –7}

### Algebra

Let f(x) = 6/x-1 and g(x) = 1+3/x. Please fing the composite function. This is what i got so far. =f (1+3/x) =6/x-1 = =f (1+3/x) = 6/ [1+3/x - 1] How do I get the composite?

### algebra 1A

HELP ME.simplify{[4(z-4)+18]-[3(2z-2)+4]} 6{[4(z-4)+18]-[3(2z-2)+4]} simplify your answer. can someone help me please I have no clue. thank you

### algebra

64y^3-125 8x^3+125 Please help me I do not understand. Must done today.

### algebra

(3-2square of 7(3+2square of 7 can someone help me please. This must turn in tonight

### algebra helpppppp

can any one help me with the one i posted below i NEED help PLEASE

### algebra

Please help me! Im lost on where to start. 1.)Solve: 3/2z+4z=1 2.)Solve the following equation: x-2/x+2=x+2/x+4

### algebra 1

use substitution method m+2n=1 5m+3n=-23 please step by step so that i could understand

### algebra

how do I factor a polynomial completely, please tell me step by step.

### Algebra Please Help

why does the equation x^2=-9 has no real solution why does the equation x^2 = 9 has two solutions

### algebra

I get it all done and it is wrong please help solve this thanks. Solve the compound inequality. 4x-3/8<-6 or 4x-3/8>6

### Algebra 2

Write a system of inequalities in which x and y are each greater than -3, but not greater than 2. Can someone please help???

### Algebra

Solve by completing the square: x^2-6x+3=0 please take me step by step

### college algebra

Can anyone please help me with this? for the function f(x) =1/x....f(x)is increasing on the interval(s) and f(x) is decreasing on the interval(s)???

### Algebra I

Which number is a whole number? a) |-18/9| b) -4/3 c) 1.6 d) -(-7.963) Also please explain it to me as well. Thank you.

### Algebra

I don't get how you do this please help, thanks! Write the equation in the form ax+b=0. Then write the related function y=ax+b. 5x+2=7

### Algebra

How do I solve this equation? Please explain and do step by step. 6m squared -5m-14=0

### ALGEBRA

PLEASE VERIFY THE IDENTITY cot(theta-pi/2) = -tan theta

### math algebra 1

Please show the steps and explain how to do this as well. 3√8 · 2√5

### algebra!!! please help...

Let f(x) be a polynomial such that f(f(x))−x^2=xf(x). Find f(−100).

### Algebra 2 ..

Please explain step by step.... Evaluate. (-16)^1/4 I don't get how the answer is 2√i.

### algebra 1

solve the equation -2x+1=5-2x can you please show me some videos of how i can solve them

### algebra

what is the solution of the following system {3x + 3y =10 {-9x-9 =-30 Can you show step by step please.

### Algebra 1

Please I need help on. Function y=4x +5 with the domain x≤0. And what is the range of the function?

### Algebra 2

Hello any one out there can you please help me out with this problem and Thank you in advance. !.x+y=34 x-y=20 2.-7x+6y=11 -5x+9y-11

### Algebra please help out

How would you convert 5 feet 6 inches to inches?

### algebra 2

Can someone please help me solve this problem? I do not know how to do it. 2x(squared)+3x+1. And 3ay(squared)+9a?

### Algebra

Please check my answers: Solve the problem. A steel company produces two types of machine dies, part A and part B. The company makes a $3.00 profit on each part A that it produces and a $5.00 profit on each part B that it produces. Let x= the number of part A produced in a ...

### geography

Thank You and I did some more questions. Can you check them? 1. Is the Antarctic Circle north or south of the equator? South of the equator 2. All lines of longitude are measured east and west of what imaginary line? The Prime Meridian. Ms. Sue the 9th grade Algebra question I...

### English

Thank you. Could you please check these sentences, please? Thank you. 1) Storm is a participant in the triathlon competition. She is going to reach (I don't know the correct verb) the finishing line. She is wearing a pinkish half zip-up T-shirt with an orange T-shirt under it...

### Adverbial Phrase

Q1. My mother and I did some gardening,and _______ we relaxed on our front porch, admiring our handiwork. a. last b. afterwards c. first Ans: a. last Q2. I bring my pet snake to the vet for a check-up every ______. a. Sundays b. days c. week Ans: c. week Q3. It's a pity - I ...

### U.S. History

1.in what ways did the colonies and Britain benefit from triangular trade? 2.Name two places enslaved Africans were sent to and what types of crops were cultivated in each place for the second one i got West Indies:sugar, molasses and North America: rum, guns please help with ...

### student supervision

what is another name for the illness known as pediculosis? (a)chicken pox (b)ringworm (c)strep-throat (d)head lice(my answer) who does most of the talking in a student conference? (a)student(my answer) (b)teacher (c)teacher aide (d)parent when your checking out books where ...

### algebra

2xsquared-11x-21= ? a=2 b=11 c=21 product= a*c p=42>21 and 2 2xsquared-21x-2x-21 x(2x-21)-2x-21 this can't be the answer. am i missing a step? please help, thanks

### algebra

find the real number solutions of the equation. w^4+w^3-w=1 could you please show step by step..thank you

### Algebra

Can you give a step by step example of how to factor a perfect square trinomial? Please :)

### Algebra II

Simplify this complex expressions to simple expressions. 1 - _9_ x^2 __________ 1 - _3_ x please help me ..

### Intermediate Algebra Solve

Solve: -1/3 - 5/4t = 3/4 - 1/6t would I cross multiply? (-1)(4t) - (3)(5) = (3)(6t) - 4 I am stuck here, please help.

### college algebra

previous question, can hannah xx please explain how she got the answer to that question

### Algebra

I need help in finding the factorization of -60m2 + 15n2... also the factorization of 6x2 - 2x - 20 Please help

### Algebra

Let (gx)= 10-x ----- 2+x Please Help (a) Find g (–1). (b) State the domain of the function . (c) Find g (t + 1) and simplify as much as possible.

### Algebra

Let (gx)= 10-x/2+x Please Help (a) Find g (–1). (b) State the domain of the function . (c) Find g (t + 1) and simplify as much as possible.

### Algebra

Please Solve: x+sqrt11−x = 5 I do not think there is a solution but here are the choices A. 2 B. 7 C. 2, 7 D. No solution