Evaluate
\left(2a-y\right)\left(9y+7a\right)
Expand
14a^{2}+11ay-9y^{2}
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14a^{2}-7ay+18ya-9y^{2}
Apply the distributive property by multiplying each term of 7a+9y by each term of 2a-y.
14a^{2}+11ay-9y^{2}
Combine -7ay and 18ya to get 11ay.
14a^{2}-7ay+18ya-9y^{2}
Apply the distributive property by multiplying each term of 7a+9y by each term of 2a-y.
14a^{2}+11ay-9y^{2}
Combine -7ay and 18ya to get 11ay.
Examples
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Limits
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