Answer:

Step-by-step explanation:

Take
and
on the other side of the equal to sign:

Now solve for y:

Take 2 one the other side of the equation:

Hope this helps :)
35 / 5 = 7 ; also 49 /7 = 7
So
? = 8 x 7 = 56
Answer
Missing side length = 56
P = 2(L) +2(W)
P = 2(4x+3) + 2(2x)
answer
B. 2(4x+3) + 2(2x)
I believe 10% because 390 and 39 are exactly the same numbers almost
Answer:
13) 10b^2a^4
14) -5y^3+35y^2-10y