7m+0.2(5-10m)+3=

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Solution for 7m+0.2(5-10m)+3= equation:


Simplifying
7m + 0.2(5 + -10m) + 3 = 0
7m + (5 * 0.2 + -10m * 0.2) + 3 = 0
7m + (1 + -2m) + 3 = 0

Reorder the terms:
1 + 3 + 7m + -2m = 0

Combine like terms: 1 + 3 = 4
4 + 7m + -2m = 0

Combine like terms: 7m + -2m = 5m
4 + 5m = 0

Solving
4 + 5m = 0

Solving for variable 'm'.

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

Add '-4' to each side of the equation.
4 + -4 + 5m = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 5m = 0 + -4
5m = 0 + -4

Combine like terms: 0 + -4 = -4
5m = -4

Divide each side by '5'.
m = -0.8

Simplifying
m = -0.8

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