Friday

October 21, 2016
Total # Posts: 84

**Math**

1/3

*January 29, 2016*

**Math!**

thank you Steve!

*December 16, 2013*

**Algebra**

What is the vertex of y=(x-2)^2 +5?

*April 16, 2012*

**algebra**

simplify 26-3*2/4^4+3^4 26-6/256+81 20/337 125-2*5/3^3/3^2-(-3)^2 125-10/27/9-(-9) 115/3-9 115/27 want to know if these two problem right

*October 3, 2011*

**algebra**

simplify 26-3*2/4^4+3^4 26-6/256+81 20/337 125-2*5/3^3/3^2-(-3)^2 125-10/27/9-(-9) 115/3-9 115/27 want to know if these two problem right

*October 3, 2011*

**algebra**

want to know if this right find the x and y intercepts of the equation plotting the intercepts -3x-5y=15 -3x-5(0)=15 -3x-0=15 -3x=15 x=-5 the x intercepts are (-5,0) find the y -3x-5y=15 -3(0)-5y=15 0-5y=15 -5y=15 y=-3(0,-3)

*October 2, 2011*

**algebra**

can you please help me with this so that i can do my other problems simplify and show alll work -4x^2-3x-(x-x^2+3)

*October 2, 2011*

**algebra**

The value of a particular car dropped from 25,000 in may 21,000 in october.find the rate of change in value

*September 29, 2011*

**algebra**

show me how to do this so that i can do my other problems simplify 125-2*5/3^3-3^2-(3^2)

*September 28, 2011*

**algebra**

The value of a particular car dropped from 25,000 in may 21,000 in october.find the rat of change in the value of the car.

*September 27, 2011*

**algebra**

need help bad can you help me with this problem (-2/3,1) is a solution to -9x-2y=8

*September 26, 2011*

**algebra**

two angles are complementary the measure of one angle is 1 1/2 times the measure of the other find the measure of each angle x+1.5x=90 2.5x=90 x=36 x+y=90 36+y=90 y=54 want to know if this right

*September 19, 2011*

**algebra**

(55+80+70+x)/4<=65 can you help me 205-205+x<=260-205 x<=55 is this right

*September 18, 2011*

**algebra**

need help bad if one line as a slope of -3 and another has a slope of 2,which line is steeper and why? want to know to graph

*September 18, 2011*

**algebra**

translate the sentence to an algebraic inequality. The height of the members of the basketball team is at least 79 inches

*September 17, 2011*

**algebra**

translate the sentence to an algebraic inequality.The height of the members of the basketball team is at least 79 inches. want to know if this right Height A+HeightB+HeightC+HeightD+height E>=79

*September 9, 2011*

**algebra**

if one line has a slope of -3 and another has a slope of 2 which is steeper? why?

*September 8, 2011*

**algebra**

-15(3+x)=-6x-9 -45-15x=-6x-9 -45-15x+15x=-6x+-15x-9 -45=21x-9 -45=x-9 -45/9=5 x=5 is this right

*September 7, 2011*

**algebra**

solve -15(3+x)=-6x-9

*September 7, 2011*

**algebra**

solve -2-7x<4(x-1)

*September 7, 2011*

**algebra**

solve -2-7x<4(x-1)

*September 7, 2011*

**algebra**

solve x-4<1/8 write solution using set builder notation

*September 7, 2011*

**algebra**

is this right solve the following inequality and write solutin as a set builder notation -6/25x>=-5/3 25/-6*-6/25*x=>-5/3*25/-6 x=<125/18 x=<125/18 set builder notation[x/x,125/18]

*September 6, 2011*

**algebra**

solve show all work 8(6-5x)=-24(x-2)

*September 6, 2011*

**algebra**

solve the following equation by clearing fractions show all work want to know if this right -7/3-5/2x=8+2x 6(-2/3)-(5/2x)(6)=6(8)+2x(6) 14x-15=48+12x 14x-12x-15=48+14x-14x 2x-15=48 2x-15+15=48+14x-14x 2x-15=48 2x-15+15=48+15 2x=-33 2x/2x=-33/2 x=-33/2

*September 6, 2011*

**algebra**

solve the following equation show all work -16+2x/3=-8

*September 6, 2011*

**algebra**

solve the following equation by clearing fraction want to know if this right -7/3-5/2x=8+2x 6(-7/3)-(5/2)(6)=6(6)+2x(6) 14x-15=48+12x 14x-12x-15=48+14x-14x 2x-15=48 2x-15+15=48+15 2x=-33 2x/2x=-33/2 x=-33/2

*September 6, 2011*

**algebra**

solve the equation if it an identity (all real numbers) or a contradiction please state 5x+6+6x=10x+6+y

*September 6, 2011*

**algebra**

want to know if this right solve the inequality and represent your answer in set buldier notation 30n+6<6(4n+7) 30 n+6<24n+42 30+24n-24n<24n-24n+42 6n+6<42-6 6n<36 6n/6<36/6 n<6 set builder is {n/n,6}

*September 6, 2011*

**algebra**

solve using multiplication principle 2*5x=-7

*September 6, 2011*

**algebra**

solve using multiplication principle 2*5x=-7

*September 6, 2011*

**algebra**

solve the equation and state if it an identity ( all real numbers) or a contradiction(no solution) 5x+6+6x=10x+6+y

*September 5, 2011*

**algebra**

1. solve using multipication principle -3a<-15 2. solve the equation if it an identity(all real numbers) or a contradiction ( no solution) so state 5x+6+6x=10x+6+y

*September 5, 2011*

**algebra**

solve using the multiplication principle -3a<-15 solve usins addition and multiplication 3c+4<-6 3c+4-4<-6+4 3c<-2 3c/3<2/3 c<-2/3 is this right

*September 5, 2011*

**algebra**

solve the equation if it an identity(all real numbers) or a contradiction(no solution) so state 5x+6+6x=10x+6+y

*September 5, 2011*

**algebra**

solve 17/35=-x

*September 5, 2011*

**algebra**

simplify z-(2z-[3z-(4z-5z)-6z0-7z]-8z

*September 5, 2011*

**algebra**

solve 17/35=-x

*September 4, 2011*

**algebra**

-5/9 divide by 15/7 (-5/9)(7/15) -35/135=-7/27 this right

*September 4, 2011*

**algebra**

is this right -5/9 divide by 15/7 (-5/9)(7/15) -35/135=-7/23

*September 4, 2011*

**algebra**

z-[2z-[3z-(4z-5z)-6z-7z)-8z

*September 4, 2011*

**algebra**

simplify (-y)^6

*September 4, 2011*

**algebra**

-7/10-1/5=-7/10-2/10=5/10=-1/2 is this right -5/8+2/7=-35/56+16/56=-19/56 is this right

*September 4, 2011*

**algebra**

evaluate and if possible simplify x-5/15 for x=-5 18/-35 divide by 22/25

*September 4, 2011*

**algebra**

simplify show all work -6a-4a^2-2(10a^2+3a) evaluate -10+x divide by 2(9-x^2) for x=-6

*September 4, 2011*

**algebra**

want to know if this right simplify and show all work -3x^2+4xy+7y^2+2(-3x^2+5xy+11y^2) -3x^2+4xy+7y^2-6y^2+10xy+22y^2 -3x^2+14xy+45y^2 and -6a-4a-2(100^2+3a) -6a-4a^2+200+3a 3a-4a^2+200

*September 3, 2011*

**algebra**

simplify -4^6

*September 3, 2011*

**algebra**

simplify and show all work 11+12^2-(-11)*12 is this right11+144-(-11)*12 155-(-11)*12 144*12 1,928 simplify -(8m)-(-7m+2) 15m-2 according to order of operation what should be done first when evaluating this expression do not solve [10-(-2+1)]-9

*September 3, 2011*

**algebra**

want to know if this right Area of a triangle with b base and height h A=1/2bh,for b 2A=b*h 2A/h=b b=2A/h

*August 31, 2011*

**algebra**

solve and check.label ant contradictions or identities. 5(t+1)+8=3(t-2)+6 5t+5+8=3t-6+6 5t+13=3t 2t=-13 t=-13/2 check59t+1)+8=3(t-2)+6 5(-13/2)+1+8=3(-13/2)-2)+6 -65/2+13=-39/2 13=-39/2+65/2 13=26/2 13=13 want to know if this right

*August 31, 2011*

**algebra**

perform the indicated operations and,if possibly,simplify,if a quotient is undefined,state this -5/9+2/3 is this right-7/27

*August 31, 2011*

**algebra**

write an equivalent expression without using grouping symbols -(-9x^3+8x+10)

*August 31, 2011*

**algebra**

perform the indicated operations and if possibly simplify if a quotient is undefined state this -5/9+2/3

*August 30, 2011*

**algebra**

write an equivalent expression without using grouping symbols -(-9x^8+8x+10) want to know if this right -9x^8-8x-10

*August 30, 2011*

**algebra**

like terms -28+(-44)+17+31+(-94)

*August 30, 2011*

**algebra**

evaluate 2x+7y/30 for x=15 and y=3

*August 30, 2011*

**algebra**

use the distributive law to multiply 8(2y+4z+5)

*August 30, 2011*

**algebra**

write these in order from least to greastest and show all work -7/8,-5/6,6,8,-5

*August 30, 2011*

**algebra**

evaluate 2x+7y/30 for x=15 and y=3 write your final answer exactly as a fraction in lowest term

*August 29, 2011*

**algebra**

how do I order the following from least to greatset and show all work -7/8,-5/6,6,8,-5

*August 29, 2011*

**algebra**

use the distributive law to factor the following and check 3+27b+6c

*August 29, 2011*

**algebra**

given the linear equation y=-7/4x-1 find the y-coordinates of the points (-4 ), (0 ),and (4 )

*August 28, 2011*

**algebra**

given the linear equation y=-7/4x-1 find the coordinates of the point (-4) (0) and (4)

*August 28, 2011*

**algebra**

write slope intercept equation for line passes through (6,1) and has the slope 5/6

*August 28, 2011*

**algebra**

solve the following equation for s r=10t-3s/16

*August 28, 2011*

**algebra**

find the x and y intercepts and graph the equation plotting the intercepts 6x-7y=-42

*August 28, 2011*

**algebra**

write the slope-intercept equation for the line that passes through (-8,-11) and is perpendicular to -2x-7y=-14

*August 28, 2011*

**algebra**

write a point-slope equation for the line with the given slope that contain the given point m=7/2 (-3,4)

*August 26, 2011*

**algebra**

find the slope and y intercept of the line given equation y=-9/10x-5

*August 26, 2011*

**algebra**

how to solve this f-1/5=1

*August 7, 2011*

**algebra**

using multiplication principle -2/5y=-14/15

*August 5, 2011*

**Statistics**

a random sample of 10 minature tootsie rolls was taken from a bag. Each piece was weighed on a very accurate scale. The results in grams were 3.087, 3.131,3.241,3.270,3.353,3.400,3.411,3.437,3.477 a.) construct a 90 percent confidence intervalfor the true meam weight. b.)what ...

*August 7, 2010*

**math**

A bag contains 13 marbles of which 10 are red. A marble is selected at random and replaced. A second marble is then selected at random. What is the probability that both marbles are red?

*March 9, 2010*

**Writing skills 1**

two things to keep in mind when you're deciding whether to use formal or informal english are the

*October 13, 2009*

**Algebra--please help!**

WOWOWOWOW REINY YOU ARE A GENIUS!!!!! ARE YOU A MATHEMATICIAN?? HOW DO YOU KNOW ALL THIS STUFF?? YOU ROCK GIRL:)

*December 17, 2008*

**Algebra--please help!**

sounds really confusing, sorry but i can't help you! i think this is too much for someone to explain online.

*December 17, 2008*

**8th grade Physics**

YOU ARE TAKING PHYSICS IN 8TH GRADE! WOOOHOOO

*December 16, 2008*

**chemistry**

find the conversion factor A barrel of oil is exactly 42 gallons. How many liters of oil are in a barrels ?

*August 26, 2008*

**science**

what is the pronunciation rebus for helium

*April 9, 2008*

**Math**

The following scores were recorded on a 200-point final examination:193,185,163,186,192,135,158,174,188,172,168,183,195,165,183. Find the final examination score. Find the median final examination score. Is the mean or median a more useful representative of the final ...

*February 15, 2008*

**Math find the mode**

Find the mode for 9,8,10,9,9,10,8

*February 15, 2008*

**math**

Asalesperson drove 238,159,87,163 and 198 miles on a 5-day trip.What was the mean number of miles driven per day?

*February 15, 2008*

**Mth finding modes**

Find the mode for 41,43,56,67,69,72

*February 15, 2008*

**geometry**

rs/st=5/7 find the indicated value of x ._______________._______. R 2x+9 S 4x-15 T

*January 24, 2008*

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