Answer:
A
Step-by-step explanation:
thw answer is on the picture
(7a-b+3)-(-2a-8b+8)
Apply plus/minus rule.
-(-a)= a and -(a)=-a
we get
(7a-b+3)-(-2a-8b+8)= 7a-b+3+2a+8b-8
Add like terms
=9a+7b-5
Answer: 9a + 7b - 5
Answer:
2z+6
Step-by-step explanation:
z+z+6
Combine like terms
2z+6
Answer:
2.24
Explanation:
2.5 - 2.4 / 1.2(0.13) = 2.24