M+(M+3)=7

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Solution for M+(M+3)=7 equation:


Simplifying
M + (M + 3) = 7

Reorder the terms:
M + (3 + M) = 7

Remove parenthesis around (3 + M)
M + 3 + M = 7

Reorder the terms:
3 + M + M = 7

Combine like terms: M + M = 2M
3 + 2M = 7

Solving
3 + 2M = 7

Solving for variable 'M'.

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

Add '-3' to each side of the equation.
3 + -3 + 2M = 7 + -3

Combine like terms: 3 + -3 = 0
0 + 2M = 7 + -3
2M = 7 + -3

Combine like terms: 7 + -3 = 4
2M = 4

Divide each side by '2'.
M = 2

Simplifying
M = 2

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