Solve for x
x=86.6
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175+x=261.6
Add 88 and 87 to get 175.
x=261.6-175
Subtract 175 from both sides.
x=86.6
Subtract 175 from 261.6 to get 86.6.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
y = 3x + 4
Arithmetic
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Matrix
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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
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Limits
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