3M+20=2M+80

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Solution for 3M+20=2M+80 equation:


Simplifying
3M + 20 = 2M + 80

Reorder the terms:
20 + 3M = 2M + 80

Reorder the terms:
20 + 3M = 80 + 2M

Solving
20 + 3M = 80 + 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 + 3M + -2M = 80 + 2M + -2M

Combine like terms: 3M + -2M = 1M
20 + 1M = 80 + 2M + -2M

Combine like terms: 2M + -2M = 0
20 + 1M = 80 + 0
20 + 1M = 80

Add '-20' to each side of the equation.
20 + -20 + 1M = 80 + -20

Combine like terms: 20 + -20 = 0
0 + 1M = 80 + -20
1M = 80 + -20

Combine like terms: 80 + -20 = 60
1M = 60

Divide each side by '1'.
M = 60

Simplifying
M = 60

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