Solve for x
x=2.5
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2x+10-3x=7.5
Subtract 3x from both sides.
-x+10=7.5
Combine 2x and -3x to get -x.
-x=7.5-10
Subtract 10 from both sides.
-x=-2.5
Subtract 10 from 7.5 to get -2.5.
x=2.5
Multiply both sides by -1.
Examples
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Linear equation
y = 3x + 4
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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