Answer:
19x
Step-by-step explanation:
The cost of the racing cars was ...
2(5x) = 10x
The cost of the model motorcycles was ...
3(3x) = 9x
Peggy paid in total ...
10x + 9x = 19x
7,,,,,,,,,,,,,,,,,,,,please help
Goryan [66]
Answer:
1
Step-by-step explanation:
The given expression is

Recall and use



Same bases are dividing, so we write one base and subtract the exponent.


If you factor it then your answer will be -3(-3z-5) if you simplify the answer is 9z+15