3(3.5+m)=7.8

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Solution for 3(3.5+m)=7.8 equation: 


Simplifying
3(3.5 + m) = 7.8
(3.5 * 3 + m * 3) = 7.8
(10.5 + 3m) = 7.8

Solving
10.5 + 3m = 7.8

Solving for variable 'm'.

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

Add '-10.5' to each side of the equation.
10.5 + -10.5 + 3m = 7.8 + -10.5

Combine like terms: 10.5 + -10.5 = 0.0
0.0 + 3m = 7.8 + -10.5
3m = 7.8 + -10.5

Combine like terms: 7.8 + -10.5 = -2.7
3m = -2.7

Divide each side by '3'.
m = -0.9

Simplifying
m = -0.9

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