Solve for x
x=11
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4x=42+2
Add 2 to both sides.
4x=44
Add 42 and 2 to get 44.
x=\frac{44}{4}
Divide both sides by 4.
x=11
Divide 44 by 4 to get 11.
Examples
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Matrix
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\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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