Expand
30r^{2}+7r-15
Evaluate
\left(5r-3\right)\left(6r+5\right)
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30r^{2}+25r-18r-15
Apply the distributive property by multiplying each term of 5r-3 by each term of 6r+5.
30r^{2}+7r-15
Combine 25r and -18r to get 7r.
30r^{2}+25r-18r-15
Apply the distributive property by multiplying each term of 5r-3 by each term of 6r+5.
30r^{2}+7r-15
Combine 25r and -18r to get 7r.
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