Solve for x
x = -\frac{15}{4} = -3\frac{3}{4} = -3.75
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5x+8-x=-7
Subtract x from both sides.
4x+8=-7
Combine 5x and -x to get 4x.
4x=-7-8
Subtract 8 from both sides.
4x=-15
Subtract 8 from -7 to get -15.
x=\frac{-15}{4}
Divide both sides by 4.
x=-\frac{15}{4}
Fraction \frac{-15}{4} can be rewritten as -\frac{15}{4} by extracting the negative sign.
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y = 3x + 4
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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