SOLUTION: 4x+13=-9-3(x+9);x=-7

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Question 111402: 4x+13=-9-3(x+9);x=-7
Answer by BrittanyM(80) About Me  (Show Source):
You can put this solution on YOUR website!
This problem is asking for us to prove that each side of the equation is equal when x is equal to negetive seven. So we plug negetive seven into the equation in place of x.
4(-7)+13=-9-3[(-7)+9]
-28+13=-9-3(2)
-15=-9-6
-15=-15