Solve for x
x=0.5
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3=1.5-x+2
Use the distributive property to multiply 3-2x by 0.5.
3=3.5-x
Add 1.5 and 2 to get 3.5.
3.5-x=3
Swap sides so that all variable terms are on the left hand side.
-x=3-3.5
Subtract 3.5 from both sides.
-x=-0.5
Subtract 3.5 from 3 to get -0.5.
x=0.5
Multiply both sides by -1.
Examples
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y = 3x + 4
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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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