Question

Solve the system, using substitution. What is the x coordinate of the solution?
x = 2y - 2 and 3x - y = 14


A. 6
B. 4
C. 1
D. 0
E. no solution

Answer 1

@John_ES

Answer 2

Plug the first equation into the second,
\[3(2y-2)-y=14\Rightarrow 6y-6-y=14\Rightarrow 5y=20\Rightarrow y=4\Rightarrow x=6\]
Si it is A.

Answer 3

thank you thank you thank you!!!

Answer 4

:)