Answer:

Step-by-step explanation:
So we have the equation:

First, distribute the 7 into the (x+8) and simplify:

Combine the like terms 7x and 8x by adding them together:

Subtract 56 from both sides to isolate the x:

Divide both sides by 15 to get x:

I think it is 6:15 > 30:80
hope it helps:)
If you distribute -5 to the things in the parenthesis you would get 10k-20 which is the same as -5(-2k+4)
Answer:
I hope your question is 4x²+3x+5, then the degree of this polynomial is 2
Answer:
Answer to 9 is B answer to 10 is C
Step-by-step explanation:
Please give brainliest