Question

Solve the system of equations by substitution. 7+2y=8 3x-2y=0

Answer 1

7+2y=8
3x-2y=0

7+2y=8
y=8/3

3x-2(8/3)=0
3x-16/3=0
+16/3   +16/3
3x=16/3
/3     /3
x=16/9