# Linear algebra/Linear equations

Has general form

 ${\displaystyle Ax=0}$ ${\displaystyle x=0}$ ${\displaystyle Ax=C}$ ${\displaystyle x={\frac {C}{A}}}$ ${\displaystyle Ax+B=C}$ ${\displaystyle x={\frac {C-B}{A}}}$ ${\displaystyle Ax+By=C}$ ${\displaystyle x={\frac {C}{A}}}$ with ${\displaystyle y=0}$${\displaystyle y={\frac {C}{B}}}$ with ${\displaystyle x=0}$