Question

Solve the system by substitution.

y = 2x
3x + 2y = 21
A.
x = 3, y = 6
B.
x = 6, y = 3
C.
x = 3, y = –6
D.
x = –6, y = 3

Answer 1

The answer is a for the problem

Answer 2

Answer:

a

Step-by-step explanation: