12r-15=21

asked by guest
on Nov 26, 2024 at 3:38 am



You asked:

Solve the equation \(12 r - 15 = 21\) for the variable \(r\).

MathBot Answer:

The solution is: \[r = 3\]


\[\begin{aligned}12 r - 15 &= 21\\12 r &= 36\\r &= 3\end{aligned}\]