Solve for x
x=0.5
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4x+x-7=3x-6
Multiply both sides of the equation by 6, the least common multiple of 3,6.
5x-7=3x-6
Combine 4x and x to get 5x.
5x-7-3x=-6
Subtract 3x from both sides.
2x-7=-6
Combine 5x and -3x to get 2x.
2x=-6+7
Add 7 to both sides.
2x=1
Add -6 and 7 to get 1.
x=\frac{1}{2}
Divide both sides by 2.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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