Question

Solve using elimination:
-5x = 3y − 7
10x + 6y = 14

A. (-4, 9)
B. (4, -1)
C. Infinitely many solutions
D. No solution

Answer 1

C.

Answer 2

@Arthur_Bonnouvrier : how did you get that ?

Answer 3

the two expressions are equal

Answer 4

if you multiply by 2 the first expression you get the second therefore there's an infinite amount of solutions

Answer 5

thank you. nobody else wants to help me because even though they explain it i still dont get it. not cool /: