SOLUTION: solve using the principle of zero. (9a+7)(2a-6)=0
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Question 262170: solve using the principle of zero. (9a+7)(2a-6)=0
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
set each factor equal to 0 and solve
9a+7=0
9a=-7
a=-7/9
2a-6=0
2a=6
a=3
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