The ~ are to try to align correctly please ignore them
1.) 13 is what % of 57?
2.) What is the simplified form of the expression:
2x^3+8x
_______
4x^3-16x
3.) What is the simplified form of the expression
x^2-1 ~~~~ x-1
_____ ÷ _____
x^2+6x ~~~ 7x^2
4.) 25 is 8% of what?
5.) 128 is what % of 80?
____________________________________
Perform operations and simplify completely
6.) 14x^5 ~~9x^3
_____ . _____
3x^2 ~~ 28x^8
7.) 3x^2+6x
_______
9x
8.)x~~2x
_ + __
6 ~~ 6
9.) (3x^2+9x-6) ÷ 3x
10.) 3x ~~x
__ - _
4~~~3
11.) x+3
________ . 5x+10
x^2+5x+6
12.) x^2-5x+4~~~x^2-3x-4
_______ ÷ _______
x^2+3x~~~~2x^2+6x
13.) 1~~~~3
_____ + ___
5x+10~~~~x+2
14.) x+2 ~~~ 6
________ - ____
x^2+4x+3~~~x+3
____________________________________
Solve each equation
15.)
5~~~ x
___ =~~_
x+2~~~ 3
16.)
x~~5 ~~~ 1
_ - _ = ~~~ _
4~~x ~~~ 4
____
Please help me answer these. I would really appreciate it