Evaluate
b\left(14-b\right)
Factor
b\left(14-b\right)
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a+2b+2b+4c-a-b^{2}-4c+10b
Multiply b and b to get b^{2}.
a+4b+4c-a-b^{2}-4c+10b
Combine 2b and 2b to get 4b.
4b+4c-b^{2}-4c+10b
Combine a and -a to get 0.
4b-b^{2}+10b
Combine 4c and -4c to get 0.
14b-b^{2}
Combine 4b and 10b to get 14b.
-b^{2}+14b
Multiply and combine like terms.
b\left(-b+14\right)
Factor out b.
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