3(2M+7)-6M=28+7M

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Solution for 3(2M+7)-6M=28+7M equation: 


Simplifying
3(2M + 7) + -6M = 28 + 7M

Reorder the terms:
3(7 + 2M) + -6M = 28 + 7M
(7 * 3 + 2M * 3) + -6M = 28 + 7M
(21 + 6M) + -6M = 28 + 7M

Combine like terms: 6M + -6M = 0
21 + 0 = 28 + 7M
21 = 28 + 7M

Solving
21 = 28 + 7M

Solving for variable 'M'.

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

Add '-7M' to each side of the equation.
21 + -7M = 28 + 7M + -7M

Combine like terms: 7M + -7M = 0
21 + -7M = 28 + 0
21 + -7M = 28

Add '-21' to each side of the equation.
21 + -21 + -7M = 28 + -21

Combine like terms: 21 + -21 = 0
0 + -7M = 28 + -21
-7M = 28 + -21

Combine like terms: 28 + -21 = 7
-7M = 7

Divide each side by '-7'.
M = -1

Simplifying
M = -1

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