This is the distributive property of multiplication. The -2 was distributed into the parentheses.
Answer:
Step-by-step explanation:
a.6/1/2=x
b. 12

so namely, the "common difference" d = -4, and the first term a₁ = 7.
Answer: I think its $176.40
Step-by-step explanation:
The area would be 21
Feet would be = 50.4 (21 x 2.4)
Then it would cost $176.40 (50.4 x $3.50)
I might be wrong, I'm not entirely sure.
Answer:
The Awnser is D for the graphs
Step-by-step explanation: