M+6+M+3+M+9=M+4*M+1

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Solution for M+6+M+3+M+9=M+4*M+1 equation: 


Simplifying
M + 6 + M + 3 + M + 9 = M + 4M + 1

Reorder the terms:
6 + 3 + 9 + M + M + M = M + 4M + 1

Combine like terms: 6 + 3 = 9
9 + 9 + M + M + M = M + 4M + 1

Combine like terms: 9 + 9 = 18
18 + M + M + M = M + 4M + 1

Combine like terms: M + M = 2M
18 + 2M + M = M + 4M + 1

Combine like terms: 2M + M = 3M
18 + 3M = M + 4M + 1

Reorder the terms:
18 + 3M = 1 + M + 4M

Combine like terms: M + 4M = 5M
18 + 3M = 1 + 5M

Solving
18 + 3M = 1 + 5M

Solving for variable 'M'.

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

Add '-5M' to each side of the equation.
18 + 3M + -5M = 1 + 5M + -5M

Combine like terms: 3M + -5M = -2M
18 + -2M = 1 + 5M + -5M

Combine like terms: 5M + -5M = 0
18 + -2M = 1 + 0
18 + -2M = 1

Add '-18' to each side of the equation.
18 + -18 + -2M = 1 + -18

Combine like terms: 18 + -18 = 0
0 + -2M = 1 + -18
-2M = 1 + -18

Combine like terms: 1 + -18 = -17
-2M = -17

Divide each side by '-2'.
M = 8.5

Simplifying
M = 8.5

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