Question

How do you Simplify this expression in algebra?

9x + 2x (5 + 4) - 2(5x + 4x)

Answer 1

One can solve this by first using order of operations, and then combining like terms.

First is parenthesis

9x + 2x(9) - 2(9x)

Now we do the multiplication

9x + 18x - 18x

Now we combine like terms

9x