Solve for x
x=\frac{1}{2}=0.5
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7x+5+3x=10
Add 3x to both sides.
10x+5=10
Combine 7x and 3x to get 10x.
10x=10-5
Subtract 5 from both sides.
10x=5
Subtract 5 from 10 to get 5.
x=\frac{5}{10}
Divide both sides by 10.
x=\frac{1}{2}
Reduce the fraction \frac{5}{10} to lowest terms by extracting and canceling out 5.
Examples
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y = 3x + 4
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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.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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