Question

What is the x-coordinate of the solution to the system of equations?

3x + 5y = 10
1x + 5y = 2

Answer 1

x = 4

Explanation:

Use elimination method.

-----------------

3x + 5y = 10

-(1x + 5y) = -1(2)

-1x -5y = -2

------Simiplify------

2x = 8

x = 4