M+2m-(m-4)=20

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Solution for M+2m-(m-4)=20 equation:


Simplifying
M + 2m + -1(m + -4) = 20

Reorder the terms:
M + 2m + -1(-4 + m) = 20
M + 2m + (-4 * -1 + m * -1) = 20
M + 2m + (4 + -1m) = 20

Reorder the terms:
4 + M + 2m + -1m = 20

Combine like terms: 2m + -1m = 1m
4 + M + 1m = 20

Solving
4 + M + 1m = 20

Solving for variable 'M'.

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

Add '-4' to each side of the equation.
4 + M + -4 + 1m = 20 + -4

Reorder the terms:
4 + -4 + M + 1m = 20 + -4

Combine like terms: 4 + -4 = 0
0 + M + 1m = 20 + -4
M + 1m = 20 + -4

Combine like terms: 20 + -4 = 16
M + 1m = 16

Add '-1m' to each side of the equation.
M + 1m + -1m = 16 + -1m

Combine like terms: 1m + -1m = 0
M + 0 = 16 + -1m
M = 16 + -1m

Simplifying
M = 16 + -1m

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