Evaluate
x\left(10-49x\right)
Expand
10x-49x^{2}
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-18x+\left(-49x+28\right)x
Use the distributive property to multiply 7x-4 by -7.
-18x-49x^{2}+28x
Use the distributive property to multiply -49x+28 by x.
10x-49x^{2}
Combine -18x and 28x to get 10x.
-18x+\left(-49x+28\right)x
Use the distributive property to multiply 7x-4 by -7.
-18x-49x^{2}+28x
Use the distributive property to multiply -49x+28 by x.
10x-49x^{2}
Combine -18x and 28x to get 10x.
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