Answer:
(-3)² = 9
Step-by-step explanation:

Answer:
8/9
Step-by-step explanation:
Reduce the expression, if possible, by cancelling out the common factors.
Answer:
He will spend less than or equal to $9
Step-by-step explanation:
21 + c </= 30
c</= 9
First multiply by 4 to clear the division.
(X+x+2)=750
Simplify the parenthesis
2x + 2 = 750
Subtract 2 from both sides
2x = 748
x= 374