Evaluate
\left(5-8x\right)\left(7x+4\right)
Expand
20+3x-56x^{2}
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20-32x+35x-56x^{2}
Apply the distributive property by multiplying each term of 4+7x by each term of 5-8x.
20+3x-56x^{2}
Combine -32x and 35x to get 3x.
20-32x+35x-56x^{2}
Apply the distributive property by multiplying each term of 4+7x by each term of 5-8x.
20+3x-56x^{2}
Combine -32x and 35x to get 3x.
Examples
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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