Solve for k
k = -\frac{4}{3} = -1\frac{1}{3} \approx -1.333333333
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3k+4=0
Swap sides so that all variable terms are on the left hand side.
3k=-4
Subtract 4 from both sides. Anything subtracted from zero gives its negation.
k=\frac{-4}{3}
Divide both sides by 3.
k=-\frac{4}{3}
Fraction \frac{-4}{3} can be rewritten as -\frac{4}{3} by extracting the negative sign.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
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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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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