3x+15m+21=

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Solution for 3x+15m+21= equation:


Simplifying
3x + 15m + 21 = 0

Reorder the terms:
21 + 15m + 3x = 0

Solving
21 + 15m + 3x = 0

Solving for variable 'm'.

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

Add '-21' to each side of the equation.
21 + 15m + -21 + 3x = 0 + -21

Reorder the terms:
21 + -21 + 15m + 3x = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 15m + 3x = 0 + -21
15m + 3x = 0 + -21

Combine like terms: 0 + -21 = -21
15m + 3x = -21

Add '-3x' to each side of the equation.
15m + 3x + -3x = -21 + -3x

Combine like terms: 3x + -3x = 0
15m + 0 = -21 + -3x
15m = -21 + -3x

Divide each side by '15'.
m = -1.4 + -0.2x

Simplifying
m = -1.4 + -0.2x

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