m+1+7=-21

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Solution for m+1+7=-21 equation: 


Simplifying
m + 1 + 7 = -21

Reorder the terms:
1 + 7 + m = -21

Combine like terms: 1 + 7 = 8
8 + m = -21

Solving
8 + m = -21

Solving for variable 'm'.

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

Add '-8' to each side of the equation.
8 + -8 + m = -21 + -8

Combine like terms: 8 + -8 = 0
0 + m = -21 + -8
m = -21 + -8

Combine like terms: -21 + -8 = -29
m = -29

Simplifying
m = -29

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