Solve the equation.%0D%0A %0D%0A–21 = %0D%0A(1 point)%0D%0AResponses%0D%0A%0D%0Am = 7%0D%0Am = 7%0D%0A%0D%0Am = –7%0D%0Am = –7%0D%0A%0D%0Am = –63%0D%0Am = –63%0D%0A%0D%0Am = 63

Answer 1

To solve the equation -21 = m, you need to isolate the variable m.

We can do that by adding 21 to both sides of the equation:

-21 + 21 = m + 21

0 = m + 21

Now, subtract 21 from both sides of the equation:

0 - 21 = m + 21 - 21

-21 = m

Therefore, the solution is m = -21.