10m+20=2m+4

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Solution for 10m+20=2m+4 equation:


Simplifying
10m + 20 = 2m + 4

Reorder the terms:
20 + 10m = 2m + 4

Reorder the terms:
20 + 10m = 4 + 2m

Solving
20 + 10m = 4 + 2m

Solving for variable 'm'.

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

Add '-2m' to each side of the equation.
20 + 10m + -2m = 4 + 2m + -2m

Combine like terms: 10m + -2m = 8m
20 + 8m = 4 + 2m + -2m

Combine like terms: 2m + -2m = 0
20 + 8m = 4 + 0
20 + 8m = 4

Add '-20' to each side of the equation.
20 + -20 + 8m = 4 + -20

Combine like terms: 20 + -20 = 0
0 + 8m = 4 + -20
8m = 4 + -20

Combine like terms: 4 + -20 = -16
8m = -16

Divide each side by '8'.
m = -2

Simplifying
m = -2

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