The sum of 6a², 12a² and -15a² is-
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Answered by
2
Answer:
3a²
Step-by-step explanation:
6a² + 12a² + (-15a²)
because variables are the same we will add the coefficients
6 + 12 + (-15)
18 - 15
3
ans = 3a²
Answered by
0
Answer:3a²
Step-by-step explanation:
6a²+ 12a²+(-15a²)
=(6+12-15)a²
=3a²
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