Answer:D
Step-by-step explanation:
you divide 128 by 2 and then take away the x's and y's
Answer:
a
Step-by-step explanation:
Answer: x=6
Step-by-step explanation:
Just think about how the problem is half
Answer:
a
Step-by-step explanation:
Answer:
Your answers would be:
x = 10 and x = -8
Step-by-step explanation:
Solve for the zeros:
x² - 2x - 78 = 2
Subtract both sides by 2.
x² - 2x - 80 = 0
Use the quadratic formula: 
a = 1
b = -2
c = -80
Plug in and solve:

Solve for +:

Solve for -:
