Answer:

Step-by-step explanation:
Given:
- p(x) = 2x2 - 1
- q(x) = 3(x - 1)
To find:
We know:
Substitute

Answer:
28-7x
Step-by-step explanation:
To write the expression without grouping symbols, multiply the 7 into both terms using the distributive property.
7*4 - 7^x
28-7x
Answer:
-4x-31
Step-by-step explanation:
1) Distribute:
(-13x-15)+(9x-16)
2) Eliminate parenthesis that are not useful:
-13x-15+9x-16
3) Subtract the numbers:
-13x-31+9x
4) Combine like terms:
-4x-31
Hope this helped!
Answer: i am not sure but think the answer is d
Step-by-step explanation: