Wednesday

July 30, 2014

July 30, 2014

Posted by **james** on Sunday, January 2, 2011 at 3:24pm.

8x+15y=13

2x-5y=-1

- math -
**victoria**, Sunday, January 2, 2011 at 3:57pmMultiply the 2nd equation by 3 and you'll get 6x - 15y = -3 "Add" this equation to the 1st equation and you eliminate the y variable and get 14x = 10.Therefore, x = 5/7. Substitute this into one of the original equations and solve for y.

**Related Questions**

algebra - i need help with these problems (either a solution or how to plug them...

math - use either substitution or elimination to solve 9x+5y=-6 4x+3y=2

Math - Solve by either graphing and then get an exact solution by using either ...

Algebra - Solve by substitution or elimination method: 4x – 5y = 14 -12x + 15y...

math/ elimination& substitution - how do i solve this? using elimination or ...

Pre-calc - use either substitution or elimination 4/x-3/y=0 4y=3x

math - solve by elimination method 7x+15y=32 x-3y=20

Algebra - Solve: 3x-2y=10 2x+3y=-2 Graph: Substitution: Elimination: Show Your ...

Algebra 2 - Solve each question algebraically: either using the elimination or ...

Math115 - Solve by the elimination method. 5x-15y=2 and 5x-15y =3 Is there a ...