Question

Patricia wants to solve the system using linear combination by eliminating the x - terms first.

Answer 1

multiple the first equation by -5

-10x + 45y = 40

multiple the second equation by 2

10x + 2y = -40

Explanation:

-10x + 45y = 40

10x + 2y = -40

47y = 0 The x's dropped out.