Solve for v
v=\frac{7wx^{2}}{y}
x\neq 0\text{ and }y\neq 0
Solve for w
w=\frac{vy}{7x^{2}}
x\neq 0\text{ and }y\neq 0
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yv=7xwx
Multiply both sides of the equation by 7xy, the least common multiple of 7x,y.
yv=7x^{2}w
Multiply x and x to get x^{2}.
yv=7wx^{2}
The equation is in standard form.
\frac{yv}{y}=\frac{7wx^{2}}{y}
Divide both sides by y.
v=\frac{7wx^{2}}{y}
Dividing by y undoes the multiplication by y.
yv=7xwx
Multiply both sides of the equation by 7xy, the least common multiple of 7x,y.
yv=7x^{2}w
Multiply x and x to get x^{2}.
7x^{2}w=yv
Swap sides so that all variable terms are on the left hand side.
7x^{2}w=vy
The equation is in standard form.
\frac{7x^{2}w}{7x^{2}}=\frac{vy}{7x^{2}}
Divide both sides by 7x^{2}.
w=\frac{vy}{7x^{2}}
Dividing by 7x^{2} undoes the multiplication by 7x^{2}.
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