Question 998959

solve {{{3(x+y)=z}}} for {{{x}}}

{{{3x+3y=z}}}

{{{3x+3y-3y=z-3y}}}

{{{3x=z-3y}}}

{{{x=(z-3y)/3}}}




{{{V=(1/3)(3.14)r^3h}}} for {{{h}}}

{{{V=(1/3)(3.14)r^3h}}}

{{{V=((3.14)r^3h)/3}}}

{{{3V=(3.14)r^3h}}}

{{{3V/(3.14r^3)=h}}} or

{{{h=3V/(3.14r^3)}}}



{{{2a+3b=10}}} for {{{b }}}

{{{3b=10-2a}}}

{{{b=(10-2a)/3}}}