2 (6) - 3 (-3) , 12 - -9 , 12 + 9 , 21
Answer:
1.7 or 1 7/10
Step-by-step explanation:
Answer:
-17
Step-by-step explanation:
it's telling you to replace x with -3.
You have to replace all the x's with -3.
(-3)2 + (-3) - 8 = -17
Algebraic expression: 100 = 25 + n
Answer: n = 75