Question

Use elimination to solve the system 3x+5y=16 and 8x-y=28 for x?

Answer 1

x = 156/43

Explanation:

3x + 5y = 16

8x - y = 28

3x + 5y = 16

5(8x - y = 28)

3x + 5y = 16

40x - 5y = 140

43x = 156

x = 156/43

*sigh, an ugly answer*