2(2m-2)-21=

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Solution for 2(2m-2)-21= equation:


Simplifying
2(2m + -2) + -21 = 0

Reorder the terms:
2(-2 + 2m) + -21 = 0
(-2 * 2 + 2m * 2) + -21 = 0
(-4 + 4m) + -21 = 0

Reorder the terms:
-4 + -21 + 4m = 0

Combine like terms: -4 + -21 = -25
-25 + 4m = 0

Solving
-25 + 4m = 0

Solving for variable 'm'.

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

Add '25' to each side of the equation.
-25 + 25 + 4m = 0 + 25

Combine like terms: -25 + 25 = 0
0 + 4m = 0 + 25
4m = 0 + 25

Combine like terms: 0 + 25 = 25
4m = 25

Divide each side by '4'.
m = 6.25

Simplifying
m = 6.25

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