Evaluate
5\left(x_{7}+1575\right)
Factor
5\left(x_{7}+1575\right)
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x_{7}\times 5+35\times 225
Multiply 7 and 5 to get 35.
x_{7}\times 5+7875
Multiply 35 and 225 to get 7875.
5\left(x_{7}+1575\right)
Factor out 5.
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