Solve for b
b=-\frac{15}{xy}
y\neq 0\text{ and }x\neq 0
Solve for x
x=-\frac{15}{by}
y\neq 0\text{ and }b\neq 0
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xyb=-15
The equation is in standard form.
\frac{xyb}{xy}=-\frac{15}{xy}
Divide both sides by xy.
b=-\frac{15}{xy}
Dividing by xy undoes the multiplication by xy.
byx=-15
The equation is in standard form.
\frac{byx}{by}=-\frac{15}{by}
Divide both sides by by.
x=-\frac{15}{by}
Dividing by by undoes the multiplication by by.
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