Solve for x
x=\frac{2}{5}=0.4
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4x+1+x=3
Add x to both sides.
5x+1=3
Combine 4x and x to get 5x.
5x=3-1
Subtract 1 from both sides.
5x=2
Subtract 1 from 3 to get 2.
x=\frac{2}{5}
Divide both sides by 5.
Examples
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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