Home/Algebra/Equations/Solving for variables7. EquationsSolving for variablesLevel: fundamentalIn 7. EquationsFormulaCopy LaTeXA=BC⇒B=AC, C=ABA=BC\Rightarrow B=\frac AC,\;C=\frac ABA=BC⇒B=CA,C=BATagsalgebraequationsalgebra formulaDetailIsolates a variable by applying equivalent operations.Found an error? Contact us.Related formulasRelatedLinear equationax+b=0⇒x=−ba (a≠0)ax+b=0\Rightarrow x=-\frac ba\;(a\ne0)ax+b=0⇒x=−ab(a=0)Open formulaOpen in section