The answer will be A.
p(x)=r(x) - c(x) Formula
p(x)=(12x) - (5x + 20) Substitution
p(x)=12x - 5x - 20 Distribution of the negative
p(x)=7x - 20 Combine like terms
That is your answer
6 3/7 multiplied by 21 is 135. Your answer is C. 135 <span />
Answer: 20 minutes
Step-by-step explanation: i don’t feel like explaining
Answer:
First option
Step-by-step explanation:
The result of first expression:
7(6+z) multiply 7 with inside the parenthesis
7(6+z) = 42 + 7z
the result of second expression:
since we need to do multiplying first,
7*6 = 42 and 7*z = 7z
then we add them
42 + 7z this is the same result we found for the first equation
Answer:
6a-6b
Step-by-step explanation:
(5a+a)+(2b-8b)
6a-6b