How do you combine like terms in #(2x ^ { 2} + 9x - 5) + ( 5x ^ { 2} + 7x + 13) - ( 7x ^ { 2} - 18)#?
1 Answer
Feb 3, 2018
16x + 13 is the answer, explanation provides a more detailed answer to your question.
Explanation:
Start by distributing the signs outside of the parentheses. When you do this, the equation looks like this:
To make this a little easier on your eyes, move like terms (terms with the same variable to the same exponent) next to each other.
Now combine the like terms. The