Wednesday

November 26, 2014

November 26, 2014

Posted by **shae** on Wednesday, May 2, 2012 at 10:05am.

x +8y = 3

4x - 2y = 7

- Algebra -
**Reiny**, Wednesday, May 2, 2012 at 10:57amfirst one times 4 ----> 4x + 32y = 12

keep the the 2nd ----> 4x - 2y = 7

subtract them

34y = 5

y = 5/34

sub into original first

x + 8(5/34) = 3

x = 3 - 40/34 = 31/17

x = 31/17 , y = 5/34

( checked the answer)

**Answer this Question**

**Related Questions**

Math - Use elimination to solve each system of equations. x+y-2z=10 8x-9y-z=5 3x...

Elementary Algebra - Can you help me solve this problem by elimination? 4x-2y=16...

algebra - how do you solve this problem by elimination method 5r-3s=14 3r+5s=56

algebra - how do you solve this problem by elimination method 3x+4y=2 6x+8y=4

algebra - solve the linear system from problem 1 using elimination 4x-y=5 4x+4y...

algebra - I just need a quick check before I hand in my work if you would......

mat/116 - Will someone please help me slove this problem? Use the elimination ...

math - can someone please help me with this elimination methods problem? 0.05x+0...

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

ALGEBRA - USE ELIMINATION TO SOLVE THE SYSTEM OF EQUATIONS {3X-2Y+X=9 X-Y+4Z=10 ...