21.7=m-7.7

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Solution for 21.7=m-7.7 equation:


Simplifying
21.7 = m + -7.7

Reorder the terms:
21.7 = -7.7 + m

Solving
21.7 = -7.7 + m

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Add '-1m' to each side of the equation.
21.7 + -1m = -7.7 + m + -1m

Combine like terms: m + -1m = 0
21.7 + -1m = -7.7 + 0
21.7 + -1m = -7.7

Add '-21.7' to each side of the equation.
21.7 + -21.7 + -1m = -7.7 + -21.7

Combine like terms: 21.7 + -21.7 = 0.0
0.0 + -1m = -7.7 + -21.7
-1m = -7.7 + -21.7

Combine like terms: -7.7 + -21.7 = -29.4
-1m = -29.4

Divide each side by '-1'.
m = 29.4

Simplifying
m = 29.4

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