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5-10t-2t^{2}
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5-10t-2t^{2}
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5-5t-2t+2t^{2}+\left(-3-4t\right)t
Apply the distributive property by multiplying each term of 5-2t by each term of 1-t.
5-7t+2t^{2}+\left(-3-4t\right)t
Combine -5t and -2t to get -7t.
5-7t+2t^{2}-3t-4t^{2}
Use the distributive property to multiply -3-4t by t.
5-10t+2t^{2}-4t^{2}
Combine -7t and -3t to get -10t.
5-10t-2t^{2}
Combine 2t^{2} and -4t^{2} to get -2t^{2}.
5-5t-2t+2t^{2}+\left(-3-4t\right)t
Apply the distributive property by multiplying each term of 5-2t by each term of 1-t.
5-7t+2t^{2}+\left(-3-4t\right)t
Combine -5t and -2t to get -7t.
5-7t+2t^{2}-3t-4t^{2}
Use the distributive property to multiply -3-4t by t.
5-10t+2t^{2}-4t^{2}
Combine -7t and -3t to get -10t.
5-10t-2t^{2}
Combine 2t^{2} and -4t^{2} to get -2t^{2}.
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