First, distribute 8 to both k and -4, and 8k to both 7k and 8
8(k - 4) = 8k - 32
8k(7k + 8) = 56k² + 64k
Combine like terms
56k² + (64k + 8k) - 32
56k² + 72k - 32
56k² + 72k - 32 is your answer
hope this helps
Answer:
60% of $70 is $42, so i think its $42
Answer:y=x+2
Step-by-step explanation:
ANSWER : The answer is 0.7 you just take away the %.
If the faction rule is 2x, substitute in 8 for x. That would be 2(8). The parenthesis mean to multiple. 2 times 8 would be 16.