Question

Solve the system using substitution.

x+y=8
y=3x

A. (4,12)
B. (2,6)
C. (1/2,3/2)
D. (-4,-12) ​

Answer 1

b

Explanation:

x+3x=8

4x=8

x=8÷4

=2

y=3×2

=6

(x,y)=(2,6)

hopefully it works for you