First you find like terms so you subtract 12-9
Then you get 3a
Your other like terms are 3+18
Then you get 21
So your answer is 3a+21
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It multiplies out as: 12a-12+2 = 12a-10
whats the answer to this math problem in Algebra 8a³-2a²+12a-3
a2 + 12a + 27 = (a + 3)(a + 9)
8+n
When you simplify 49 plus 37 (49+37), the result is 86.