0.4m+0.8(4)=0.5(m+4)

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Solution for 0.4m+0.8(4)=0.5(m+4) equation:


Simplifying
0.4m + 0.8(4) = 0.5(m + 4)

Multiply 0.8 * 4
0.4m + 3.2 = 0.5(m + 4)

Reorder the terms:
3.2 + 0.4m = 0.5(m + 4)

Reorder the terms:
3.2 + 0.4m = 0.5(4 + m)
3.2 + 0.4m = (4 * 0.5 + m * 0.5)
3.2 + 0.4m = (2 + 0.5m)

Solving
3.2 + 0.4m = 2 + 0.5m

Solving for variable 'm'.

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

Add '-0.5m' to each side of the equation.
3.2 + 0.4m + -0.5m = 2 + 0.5m + -0.5m

Combine like terms: 0.4m + -0.5m = -0.1m
3.2 + -0.1m = 2 + 0.5m + -0.5m

Combine like terms: 0.5m + -0.5m = 0.0
3.2 + -0.1m = 2 + 0.0
3.2 + -0.1m = 2

Add '-3.2' to each side of the equation.
3.2 + -3.2 + -0.1m = 2 + -3.2

Combine like terms: 3.2 + -3.2 = 0.0
0.0 + -0.1m = 2 + -3.2
-0.1m = 2 + -3.2

Combine like terms: 2 + -3.2 = -1.2
-0.1m = -1.2

Divide each side by '-0.1'.
m = 12

Simplifying
m = 12

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