Solve for x
x=-11
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-0.5x=1.5+4
Add 4 to both sides.
-0.5x=5.5
Add 1.5 and 4 to get 5.5.
x=\frac{5.5}{-0.5}
Divide both sides by -0.5.
x=\frac{55}{-5}
Expand \frac{5.5}{-0.5} by multiplying both numerator and the denominator by 10.
x=-11
Divide 55 by -5 to get -11.
Examples
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y = 3x + 4
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Matrix
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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