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32-200a^{2}
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32-200a^{2}
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\left(40a+16\right)\left(2-5a\right)
Use the distributive property to multiply 8 by 5a+2.
80a-200a^{2}+32-80a
Apply the distributive property by multiplying each term of 40a+16 by each term of 2-5a.
-200a^{2}+32
Combine 80a and -80a to get 0.
\left(40a+16\right)\left(2-5a\right)
Use the distributive property to multiply 8 by 5a+2.
80a-200a^{2}+32-80a
Apply the distributive property by multiplying each term of 40a+16 by each term of 2-5a.
-200a^{2}+32
Combine 80a and -80a to get 0.
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