Question

Solve this system of equations:

x = 2y - 8
4x + y = 13
A. (2,-5)
B. (-2,5)
C. (-2,-5)
D. (2,5)

Answer 1

Explanation:

4(2y -8) + y = 13

8y - 32 + y = 13

9y - 32 = 13

9y = 45

y = 5

x = 2(5) - 8

x = 10 - 8

x = 2

(2, 5)