13-3M+3=4+4M-15

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Solution for 13-3M+3=4+4M-15 equation: 


Simplifying
13 + -3M + 3 = 4 + 4M + -15

Reorder the terms:
13 + 3 + -3M = 4 + 4M + -15

Combine like terms: 13 + 3 = 16
16 + -3M = 4 + 4M + -15

Reorder the terms:
16 + -3M = 4 + -15 + 4M

Combine like terms: 4 + -15 = -11
16 + -3M = -11 + 4M

Solving
16 + -3M = -11 + 4M

Solving for variable 'M'.

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

Add '-4M' to each side of the equation.
16 + -3M + -4M = -11 + 4M + -4M

Combine like terms: -3M + -4M = -7M
16 + -7M = -11 + 4M + -4M

Combine like terms: 4M + -4M = 0
16 + -7M = -11 + 0
16 + -7M = -11

Add '-16' to each side of the equation.
16 + -16 + -7M = -11 + -16

Combine like terms: 16 + -16 = 0
0 + -7M = -11 + -16
-7M = -11 + -16

Combine like terms: -11 + -16 = -27
-7M = -27

Divide each side by '-7'.
M = 3.857142857

Simplifying
M = 3.857142857

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