4m+5-2(m+1)=9

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Solution for 4m+5-2(m+1)=9 equation:


Simplifying
4m + 5 + -2(m + 1) = 9

Reorder the terms:
4m + 5 + -2(1 + m) = 9
4m + 5 + (1 * -2 + m * -2) = 9
4m + 5 + (-2 + -2m) = 9

Reorder the terms:
5 + -2 + 4m + -2m = 9

Combine like terms: 5 + -2 = 3
3 + 4m + -2m = 9

Combine like terms: 4m + -2m = 2m
3 + 2m = 9

Solving
3 + 2m = 9

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 = 9 + -3

Combine like terms: 3 + -3 = 0
0 + 2m = 9 + -3
2m = 9 + -3

Combine like terms: 9 + -3 = 6
2m = 6

Divide each side by '2'.
m = 3

Simplifying
m = 3

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