Answer:
The first step to simplify any expression is by removing the brackets if there is anyone and in the other hand by removing the parenthesis like in this case
Explanation:
First one must apply the distributive property multiplying the variable -x by all the subjects in the parenthesis like 2 and -3x in this case to get -2x and 6x^2, remember to apply the property of signs multiplication in all the cases.