42+21-x=57

asked by guest
on Jan 13, 2025 at 8:50 am



You asked:

Solve the equation \(42 + 21 - x = 57\) for the variable \(x\).

MathBot Answer:

The solution is: \[x = 6\]

\[\begin{aligned}42 + 21 - x &= 57\\63 - x &= 57\\- x &= -6\\x &= 6\end{aligned}\]

+ Submit Question