A tree house costs $400. You plan to save $10 each week. Your parents will help pay $60 of the cost. Your savings plan can be mo
2 answers:
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First, let's only the expression with x stay on the let side: let's add 9 to both sides of the equation.
which is
now, let's multiply everything by 2:
so the answer is -32!
which is
now, let's multiply everything by 2:
so the answer is -32!
