8(2.1+m)=74.4

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Solution for 8(2.1+m)=74.4 equation: 


Simplifying
8(2.1 + m) = 74.4
(2.1 * 8 + m * 8) = 74.4
(16.8 + 8m) = 74.4

Solving
16.8 + 8m = 74.4

Solving for variable 'm'.

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

Add '-16.8' to each side of the equation.
16.8 + -16.8 + 8m = 74.4 + -16.8

Combine like terms: 16.8 + -16.8 = 0.0
0.0 + 8m = 74.4 + -16.8
8m = 74.4 + -16.8

Combine like terms: 74.4 + -16.8 = 57.6
8m = 57.6

Divide each side by '8'.
m = 7.2

Simplifying
m = 7.2

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