4(m-1)+2m=m-3(m-7)

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Solution for 4(m-1)+2m=m-3(m-7) equation:


Simplifying
4(m + -1) + 2m = m + -3(m + -7)

Reorder the terms:
4(-1 + m) + 2m = m + -3(m + -7)
(-1 * 4 + m * 4) + 2m = m + -3(m + -7)
(-4 + 4m) + 2m = m + -3(m + -7)

Combine like terms: 4m + 2m = 6m
-4 + 6m = m + -3(m + -7)

Reorder the terms:
-4 + 6m = m + -3(-7 + m)
-4 + 6m = m + (-7 * -3 + m * -3)
-4 + 6m = m + (21 + -3m)

Reorder the terms:
-4 + 6m = 21 + m + -3m

Combine like terms: m + -3m = -2m
-4 + 6m = 21 + -2m

Solving
-4 + 6m = 21 + -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.
-4 + 6m + 2m = 21 + -2m + 2m

Combine like terms: 6m + 2m = 8m
-4 + 8m = 21 + -2m + 2m

Combine like terms: -2m + 2m = 0
-4 + 8m = 21 + 0
-4 + 8m = 21

Add '4' to each side of the equation.
-4 + 4 + 8m = 21 + 4

Combine like terms: -4 + 4 = 0
0 + 8m = 21 + 4
8m = 21 + 4

Combine like terms: 21 + 4 = 25
8m = 25

Divide each side by '8'.
m = 3.125

Simplifying
m = 3.125

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