-10m-21=3(9+6m)

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Solution for -10m-21=3(9+6m) equation:


Simplifying
-10m + -21 = 3(9 + 6m)

Reorder the terms:
-21 + -10m = 3(9 + 6m)
-21 + -10m = (9 * 3 + 6m * 3)
-21 + -10m = (27 + 18m)

Solving
-21 + -10m = 27 + 18m

Solving for variable 'm'.

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

Add '-18m' to each side of the equation.
-21 + -10m + -18m = 27 + 18m + -18m

Combine like terms: -10m + -18m = -28m
-21 + -28m = 27 + 18m + -18m

Combine like terms: 18m + -18m = 0
-21 + -28m = 27 + 0
-21 + -28m = 27

Add '21' to each side of the equation.
-21 + 21 + -28m = 27 + 21

Combine like terms: -21 + 21 = 0
0 + -28m = 27 + 21
-28m = 27 + 21

Combine like terms: 27 + 21 = 48
-28m = 48

Divide each side by '-28'.
m = -1.714285714

Simplifying
m = -1.714285714

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