7=2(m-4)-3.1

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Solution for 7=2(m-4)-3.1 equation:


Simplifying
7 = 2(m + -4) + -3.1

Reorder the terms:
7 = 2(-4 + m) + -3.1
7 = (-4 * 2 + m * 2) + -3.1
7 = (-8 + 2m) + -3.1

Reorder the terms:
7 = -8 + -3.1 + 2m

Combine like terms: -8 + -3.1 = -11.1
7 = -11.1 + 2m

Solving
7 = -11.1 + 2m

Solving for variable 'm'.

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

Add '-2m' to each side of the equation.
7 + -2m = -11.1 + 2m + -2m

Combine like terms: 2m + -2m = 0
7 + -2m = -11.1 + 0
7 + -2m = -11.1

Add '-7' to each side of the equation.
7 + -7 + -2m = -11.1 + -7

Combine like terms: 7 + -7 = 0
0 + -2m = -11.1 + -7
-2m = -11.1 + -7

Combine like terms: -11.1 + -7 = -18.1
-2m = -18.1

Divide each side by '-2'.
m = 9.05

Simplifying
m = 9.05

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