-7=-8w+3(w-4)

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Solution for -7=-8w+3(w-4) equation:


Simplifying
-7 = -8w + 3(w + -4)

Reorder the terms:
-7 = -8w + 3(-4 + w)
-7 = -8w + (-4 * 3 + w * 3)
-7 = -8w + (-12 + 3w)

Reorder the terms:
-7 = -12 + -8w + 3w

Combine like terms: -8w + 3w = -5w
-7 = -12 + -5w

Solving
-7 = -12 + -5w

Solving for variable 'w'.

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

Add '5w' to each side of the equation.
-7 + 5w = -12 + -5w + 5w

Combine like terms: -5w + 5w = 0
-7 + 5w = -12 + 0
-7 + 5w = -12

Add '7' to each side of the equation.
-7 + 7 + 5w = -12 + 7

Combine like terms: -7 + 7 = 0
0 + 5w = -12 + 7
5w = -12 + 7

Combine like terms: -12 + 7 = -5
5w = -5

Divide each side by '5'.
w = -1

Simplifying
w = -1

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