Question
Add or subtract, as indicated.$$\left(5 a^{2} b+7 a b\right)+\left(9 a^{2} b-5 a b\right)+\left(a^{2} b-6 a b\right)$$
Step 1
The like terms are those which have the same variables and powers. Here, $5a^{2}b$, $9a^{2}b$, and $a^{2}b$ are like terms. Similarly, $7ab$, $-5ab$, and $-6ab$ are like terms. Show more…
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