Answer:
6
Step-by-step explanation:
(x + 9) * (x - 2) = 60
x^2 - 2x + 9x - 18 = 60
x^2 + 7x - 18 = 60
x^2 + 7x = 78
FACTORING:
x(x + 7) = 78
x = 6
Answer:
2
Step-by-step explanation:
7-5=2
C has a negative answer. hope this helps
Answer:
16
Step-by-step explanation:
so 20% is 160 and 10% of that is 16