Solve for x
x=-15
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-2x+10+3x=4-9
Use the distributive property to multiply -2 by x-5.
x+10=4-9
Combine -2x and 3x to get x.
x+10=-5
Subtract 9 from 4 to get -5.
x=-5-10
Subtract 10 from both sides.
x=-15
Subtract 10 from -5 to get -15.
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.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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