Answer:
is the simplified radical expression.
Step-by-step explanation:
For this one, we have fractions in the bottom of a fraction (denominator).
So, we would multiply by
.

Then Multiply by 6.
is the simplified radical expression.
Answer:
D.
Step-by-step explanation:

Answer:
9x
Step-by-step explanation:
(x² + 2x) - (x² - 7x) ← distribute parenthesis
= x² + 2x - x² + 7x ← collect like terms
= 9x
Answer:
I don't know the answer but have a site that helps me with math, its called
Step-by-step explanation:
Just check it out
Step-by-step explanation:
A compound contains atoms of different elements chemically combined together in a fixed ratio. An element is a pure chemical substance made of same type of atom. ... Compounds contain different elements in a fixed ratio arranged in a defined manner through chemical bonds. They contain only one type of molecule.