Solve for a
\left\{\begin{matrix}a=\frac{x}{8r}\text{, }&r\neq 0\text{ and }c\neq 0\\a\in \mathrm{R}\text{, }&x=0\text{ and }r=0\text{ and }c\neq 0\end{matrix}\right.
Solve for c
c\neq 0
x=8ar
Quiz
Linear Equation
5 problems similar to:
= \frac { 16 a r } { 20 ^ { 2 } c } = \frac { x } { 200 c } =
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16ar=2x
Multiply both sides of the equation by 400c, the least common multiple of 20^{2}c,200c.
16ra=2x
The equation is in standard form.
\frac{16ra}{16r}=\frac{2x}{16r}
Divide both sides by 16r.
a=\frac{2x}{16r}
Dividing by 16r undoes the multiplication by 16r.
a=\frac{x}{8r}
Divide 2x by 16r.
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