Answer:
240 is the answer
Step-by-step explanation:
It's J
Step by Step Explanation:
z=2
Just solve
1 + z = 3 (minus 1 on both sides)
z = 2
Plug in
3=(2+1)
3 = 3
x+-2*2-3x-7
x+4-3x-7
x+1.x-7
x.x-7
2x-7