Solve for x
x=\frac{2}{3}\approx 0.666666667
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x-3=-2x-1
To find the opposite of 2x+1, find the opposite of each term.
x-3+2x=-1
Add 2x to both sides.
3x-3=-1
Combine x and 2x to get 3x.
3x=-1+3
Add 3 to both sides.
3x=2
Add -1 and 3 to get 2.
x=\frac{2}{3}
Divide both sides by 3.
Examples
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Matrix
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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