Solve for x
x=8
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2x-1=7+x
Add 3 and 4 to get 7.
2x-1-x=7
Subtract x from both sides.
x-1=7
Combine 2x and -x to get x.
x=7+1
Add 1 to both sides.
x=8
Add 7 and 1 to get 8.
Examples
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y = 3x + 4
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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