Answer:
v = -8
Step-by-step explanation:
2 + v/2 = -2
Subtract 2 from each side
2-2 + v/2 = -2-2
v/2 =-4
Multiply each side by 2
v/2*2 = -4*2
v = -8
it is under mapping and function
f of x is equal to -2 root x-7 plus one
My English is not that great but if I got it right the answer is 3