Expand
40r^{2}+51r+14
Evaluate
\left(5r+2\right)\left(8r+7\right)
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40r^{2}+35r+16r+14
Apply the distributive property by multiplying each term of 5r+2 by each term of 8r+7.
40r^{2}+51r+14
Combine 35r and 16r to get 51r.
40r^{2}+35r+16r+14
Apply the distributive property by multiplying each term of 5r+2 by each term of 8r+7.
40r^{2}+51r+14
Combine 35r and 16r to get 51r.
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Limits
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