Answer: 10n^2 - 10
Step-by-step explanation:
(5n - 5)(2+2n) becomes (5n-5)(2n+2)
= (5n)(2n) + (5n)(2) + (-5)(2n) + (-5)(2)
= 10n^2 - 10
Answer:
36 m
Step-by-step explanation:
To solve this problem you have to do 14.99 x 7 + 58 (starting fee)
the answer should come out to $162.93
Hope this helps :)
For the first one your answer would be
The problem would stay the same because you can't combine like terms.
For the second one your answer would be
-8y-5x=13
