Evaluate
40x+3100
Factor
20\left(2x+155\right)
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1500+1600+40x
Multiply 20 and 75 to get 1500. Multiply 20 and 80 to get 1600.
3100+40x
Add 1500 and 1600 to get 3100.
20\left(155+2x\right)
Factor out 20.
2x+155
Consider 75+80+2x. Multiply and combine like terms.
20\left(2x+155\right)
Rewrite the complete factored expression.
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Simultaneous equation
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Limits
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