# Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

91,718 questions, page 400-
## algebra

Could you please help me solve. 3x+10>=7 and 2x-14>=-8 >= means greater than equal then thank you

*asked by jess on April 4, 2010* -
## algebra

Solve tne compound inequality 4x+2>= -22 or 7x+2>= -19 Thank you

*asked by jess on April 4, 2010* -
## Math

Solve for t using natural logarithms. 7e^3t = 10e^2t

*asked by Emily on September 11, 2012* -
## 7th grade math

solve for k -4k-8k+7=-53 Please explain how you found your answer!! Please help!!

*asked by Alyssa on August 8, 2012* -
## pre calc

solve the given equation cos(θ) − sin(θ) = 1

*asked by Samantha on April 15, 2017* -
## Algebra

please help me and explain how you got the answer. Solve the equation. y + (–6) = –9 A. –15 B. –3 C. 54 D. 3

*asked by Amber on July 29, 2014* -
## math

Solve this : (8x^3 ) - (168x^2) + ( 864x) = 1120 please >>>>>>>>>> I need it >>> please

*asked by Robert on January 21, 2008* -
## algebra

Solve by factoring x^2 plus 8x ,minus 20 equal 0

*asked by kate on November 18, 2007* -
## algebra

can i get help with this question please solve by completeing the square 1/2x^2 -7x=16

*asked by Rick on October 3, 2013* -
## math

solve by the quadriatic formula, Im still trying to figure how to do this can someone please help me. (5x+1)^2 + 13=0

*asked by jerri on October 3, 2013* -
## pre-cal: one-to-one property

i am not sure how to do these problems... *use the one-to-one property to solve the equation for x* 1. 2^(x-2)= 1/32 2. e^(x^2-3)=e^2x

*asked by Anonymous on November 10, 2007* -
## math

how do I solve PATH*AT=DENSE using the numbers 6,3,4,1,7,2,0,9. Thanks

*asked by Max on April 18, 2012* -
## AP Calculus AB

how do you solve limit approaching 0 of (sin^2x) / (x)

*asked by Jackie on September 10, 2011* -
## calculus

Solve the equation: Cos^2x + cosx + 0

*asked by clf on June 5, 2012* -
## Math

Given RS || TU, m∠7 = (3x - 10), and m∠3 = (2x + 5) what is m∠1 I don´t know how to solve this. There´s a pic but i can´t post it.

*asked by cassie on January 3, 2016* -
## AP Physics

mgh=1/2mv^2, solve for the variable v

*asked by Lisa on August 1, 2010* -
## Math

solve these questions using distributive property 30% Of 10= 30% of 20= 30% of 30=

*asked by James on July 23, 2016* -
## 9th grade

solve and comparison: a)4x-9y+4 6x+15y=-13 im so lost!!!!!

*asked by helpme!!!!!!!!! on March 15, 2009* -
## Calculus help plz

Integrate:cosmxcosnx.dx if m=n i can not solve it i have tried my best but to no avail

*asked by Collins on January 4, 2016* -
## math 10 slopes eqaution!!! HELP! please

solve and comparison: a)4x-9y+4 6x+15y=-13 im so lost!!!!!

*asked by helpme!!!!!!!!! on March 15, 2009* -
## Math

Solve. Round to the nearest one decimal. 7x^3 + 5x^2 - 5x - 3

*asked by Labz on June 4, 2012* -
## math

how do you solve factoring the binomial by grouping (x +3)y = (x+3)6=

*asked by namisha on February 24, 2010* -
## math/cal/trig solve for t

solve for t: 0=4sin(2t)cos(2t)-sin(2t)

*asked by Lucy on February 27, 2012* -
## Math

With order of operations, how would I solve this equation?! 12-18.5+15+6.3-1+28

*asked by :)help please on September 26, 2009* -
## algebra

solve by using multiplication principle -3/7x=6/35 x=______________

*asked by thawk on November 8, 2010* -
## algebra

Solve -7(11-4w) -15w= negative 27-(50-13w)

*asked by sharday on November 4, 2011* -
## algebra

I have been trying to solve this question, and I am not getting the right answer. I need to do Grouping 5x^3+5x^2-x+1

*asked by Anonymous on February 24, 2010* -
## grade 9 math slope equations

solve and comparison: a)4x-9y=4 6x+15y=-13 im so lost!!!!!

*asked by rany on March 15, 2009* -
## Math help

How would i solve 3x^2 - 4 = 0? And in simplest radical form?

*asked by Rachel on July 23, 2008* -
## pre-cal

solve for all values in [0,2pie) 2sin^2x-1=0

*asked by Argelia on February 12, 2013* -
## Math

Can someone help me to solve this scientific notation equation. (5.7 x 10^3)^-^4

*asked by Tyler on February 16, 2014* -
## Algebra II

Solve 1. 3x^2-9x=0 2. 12x^2+30x=-12 3. 9a(a+1)=4 4. 16x^2=25

*asked by Amber on July 1, 2011* -
## Precalculus

Solve the triangle ABC under the given conditions. a = 19, b = 8.2, c = 12 A= B= C=

*asked by Johnathan on December 13, 2010* -
## Algebra

Solve (8X5)+(8X1)-(2x6)+6-2x(2-1)

*asked by Joanne on January 31, 2018* -
## Geometry

1. Let S be between R and T. Use the Segment Addition Postulate to solve for m. RS = 2m + 2 ST = 3m + 3 RT = 15 A. m = 3 B. m = 2 C. m = 9 D. m = 4

*asked by Lauren on February 2, 2018* -
## algebra

solve by completing the square x^2-10x=10

*asked by becca on January 17, 2012* -
## Algebra

Solve the equation and check your answer (q+9)/5 + (q-2)/2 = 11/5

*asked by Jess on September 11, 2011* -
## Geometry

how would solve this inequality 106>19p+6+6p

*asked by Sonshine on December 13, 2010* -
## Math

How would I solve equations with variables on both sides? Please help!

*asked by Tanner on February 11, 2013* -
## prealgebra

How do you solve this??? foodbill:$18 salestax:%5 Tip:%20

*asked by vick on February 26, 2012* -
## math

solve the following smultaneous equations 3x plus 2y =21 and x plus y = 8 3x -14y =0 and x - 4y plus 1 =0

*asked by lerato on May 17, 2014* -
## algebra

7x-8y=1 5x+37=y sub the second equation into the first: 7x - 8(5x+37) = 1 expand, simplify and solve

*asked by gabe on April 24, 2007* -
## algebra 1

Solve inequaity: -2x/7 -8>-9 Please need help, cant figure this one out,thank you kindly

*asked by Myra on May 19, 2014* -
## Trig

Solve the following trig equation 2cos(x-π/6)=1

*asked by Matt on January 31, 2012* -
## MS.SUE PLZ HELP!!!

For Questions 1-5, solve the equation... 1. -9x -5 = -95 a:17 b:11 c:10*** d:-10 2. x/4 -5 = -8 a:-27 b:-12 *** c:-7 d:12 3. d/3+10 = 7 a:51 b:20 c:0 d:-9 *** 4. 3(4-2x)= -2x a:-1 b:1 c:2 d:3*** 5. 2.9n +1.7=3.5 +2.3n a:3 *** b:-3 c:.3 d:1 Thank you for

*asked by *UNKNOWN* on January 19, 2018* -
## 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

*asked by June on October 17, 2010* -
## Algebra

How would I solve -32=8/7(3w-1) I have no clue.. ._. These problems stress me out

*asked by June on October 17, 2010* -
## math

Use the quadratic formula to solve the equation -x^2 + 7x = 8

*asked by Samantha on January 24, 2018* -
## algebra

Solve In 4+in(3x)=2 round to the nearest hundredth

*asked by Samantha on January 24, 2018* -
## Pre-Calculus

How do I solve the equation: 3 = 2.1 sin[(pi/6)t - 5pi/6] + 3.2

*asked by Brian on February 19, 2017* -
## Math

Solve the inequality for u. 25>u+3 Simplify your answer as much as possible.

*asked by Barr on January 23, 2019* -
## math

how can you solve this problem ? here X=Y plz help me fast

*asked by alex on April 15, 2014* -
## Algebra

In the graphing problem 3y=2x-9 m=? b=? What do m and b stand for? How do I solve?

*asked by Susan on February 24, 2011* -
## Maths

27p^3-1/216-9/2p^2+1/4p solve the problem

*asked by K.Lohith kumar s/o K.Vasantha reddy on June 8, 2019* -
## math question

How do i solve this? If it helps i think its B. from how i did it but i don't think i worked it out right X/4 + 1= -6 A.2 B.-4 C.-22 D.-28

*asked by matt on May 25, 2014* -
## Intermediate algebra

How to solve the formula (I=prt for t) for the specified variable

*asked by Anonymous on September 9, 2015* -
## c0llege math

solve 2-x=11(x-1) would the correct answer be x=___9 11

*asked by Lourane on June 8, 2012* -
## maths

Please I need help..how can I solve this guadratic equation?? 520 - 5t^2 = 0

*asked by Shane on May 24, 2014* -
## Check my precalc

what is the f inverse of f(x)= ln(x-3) I got y= e^x - 4 Solve 8 times 10^(2x-7)=3 I do not know how to do this. Do i get 8 and 10 with the same base? How? Thanks!

*asked by Rebekah on November 18, 2012* -
## math

mass = 20 g volume = 20 ml density = ? how do you solve?

*asked by jayson on November 2, 2011* -
## Math

Solve the equation by completing the square. 2x^2 + 9x + 1 = 0

*asked by Kim on June 6, 2013* -
## Trig

Solve 2cos sq x = 1 using the unit circle.

*asked by don on November 2, 2011* -
## math

how can i solve this problem? find value of x and y x + y = 6 4xy = 35

*asked by zalk on June 27, 2011* -
## math

Solve the equation. -6p - 21 = 3p - 12 A. 1 B. 3 C. –3 D. –1 im sure its D but I wanna make sure am I right?

*asked by LovelyCaity on October 2, 2014* -
## algebra

explain how you solve 11x=3y=12 using 3x=9 as subsitution

*asked by Alicia on February 14, 2013* -
## Math.

Solve the linear equation. 14x−1/2(4x+6)=3(x−4)−18

*asked by April Martinez. on December 12, 2016* -
## childcare

how will a authoritarian and a authoritative solve a problem in they own way?

*asked by Dionn on July 18, 2010* -
## algebra

To solve ax = b for x multiply both sides of the equation by?

*asked by emily on February 29, 2012* -
## calculas

Please help don't understand how to solve it. 3xy-6x+2y^2 dx/dt=-6 x=2 y=-3 thank you

*asked by Barry on June 28, 2016* -
## math

simplify by combining like terms. then solve. 8m+3m=55 x+2x=30

*asked by stephanie on August 30, 2011* -
## precalculus

how to solve; Xsq + ysq-4x=0 x^2 -4x + y^2 =0 x^2 -4x +4 + y^2 =4 (x-2)^2 + (y+0)^2=4 look like a circle to me.

*asked by yvonne on May 17, 2007* -
## Math

Simplify this expression. -12÷3•(-8+(-4^2)-6)+2. I'm confused on how to solve this. Thank you for the help.

*asked by josie on September 9, 2015* -
## polynomial

can someone solve this one aswell? ax + 2ay + bx + 2by a(x + 2y) + b(x+2y) = (x+2y)(a+b)

*asked by mike on May 15, 2007* -
## math

solve the equation by completing the square: x^2-9x-2=0

*asked by princess on January 4, 2009* -
## Algebra

(6x−7) (3x-5) (5x+78) ------ + ------- = ------- 4 7 28 How do you solve for the answer? Explain each step.

*asked by Cc on September 3, 2015* -
## college algebra

Solve the inequality algebraically 11x-3¡Ý-4x^2

*asked by Heather on November 20, 2012* -
## ALGEBRAIC METHOD

HOW CAN I SOLVE THE INEQUALITY GRAPHICALLY 3X^2 + 10X - 8 > 0

*asked by JACK on November 21, 2012* -
## Math

Solve 2 - 5/x^2 - x - 6 = x + 3/x + 2 . Identify all non-permissible values.

*asked by Emily on January 1, 2016* -
## Algebra

How do I solve for the roots of this quadratic equation: 3x^2-7x ---------=3 2

*asked by Karli on October 30, 2013* -
## precalculus

solve for the domain, interval notation f(x)=(x+8)/(x^2 -49)

*asked by barney on January 28, 2019* -
## Math

Solve for the unknown quantity in each proportion

*asked by Johnny on January 12, 2018* -
## geometry

how do you solve m

*asked by selena on July 28, 2010* -
## Algebra

How would you solve x=2uv _________ g in terms of v?

*asked by Anonymous on January 6, 2009* -
## math

explain in words how to solve 39 + five squared - 96 * 7 / (9 - 4)

*asked by kim on October 18, 2010* -
## Algebra

Solve 3x^2+19x-14=0 using the quadratic formula

*asked by Bernadine on July 28, 2008* -
## Mathematics

Solve for x: (385)^2 - x^2 = (760.35)^2 - (637.4 - x)^2

*asked by Grant on April 29, 2015* -
## dy/dx

Ln (2x^2-3x)^4 how to solve it. I did the steps but none of my answers are the choices

*asked by Anonymous on June 28, 2011* -
## Math

-(-(-)(-)(-10x))=-5 solve for x A. X=.5 B. X=.7 repeating C. X=-.5 D. X=1 Please help i am so confused.

*asked by Anonymous on October 5, 2016* -
## Algebra

Solve and graph on a number line: -3/2x + 4/ > 6

*asked by Doug on September 7, 2015* -
## algebra

-6q^2 -40q - 50 how do you solve this i am factoring and having problems

*asked by joyce on July 23, 2010* -
## Algebra

solve the equation y=20x+27500

*asked by Bernadine on July 25, 2008* -
## Math

what is the unit rate of 5 divided 12 1/2 and how do you solve it ?

*asked by Nick on October 29, 2013* -
## Math C30

using unit circle solve: 2cos sq x =1

*asked by don on November 1, 2011* -
## math

use A LG O R I T H M S methood to solve 838+627

*asked by barbara on June 15, 2009* -
## Math

How do I solve this equivalent equation? 12b

*asked by Tyler on April 9, 2008* -
## math

please help to solve tie exponential equation for x: 5^x=8

*asked by lisa on November 7, 2013* -
## algebra 1

how do you solve linear programming questions?

*asked by quantez on April 10, 2008* -
## algebra 1 question

Solve. 3/2 x - 4 = 16 x = 20 x = 13 1/3 x = 15 1/3 30 i got x = 16 and in decimal form 13.333 and even others! I'm going for 13 1/3 or 15 1/3. Help?

*asked by SkatingDJ on September 28, 2014* -
## algebra

Help me solve (-9,8) and perpendicular to the line whose equation is y=5/6x+7/6

*asked by Rita on June 27, 2019* -
## Chemistry

The mass % of H in methane (CH4) is ? How would i solve this?

*asked by Amy~ on August 30, 2010*

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