6-129. Nick represented the equation 3(2x+4)=-6 on the Equation Mat below. Choose a strategy to solve for x. You may continue to use algebra tiles, or you may use symbols on paper.

x = -3

Step-by-step explanation:

You have the following equation:

you first you distribution property in order to eliminate the parenthesis:

next, you subtract 12 in both sides of the equation:

Finally, you divide the equation by 6 and simplify:

hence, the solution to the equation is x = -3

no

step-by-step explanation:

2-7=-5

7-2=5

when you combing like terms for ech expression, 5 and -5. these numbers are not equal to each other.