4(2w-1)-(w-5)=15

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Solution for 4(2w-1)-(w-5)=15 equation:


Simplifying
4(2w + -1) + -1(w + -5) = 15

Reorder the terms:
4(-1 + 2w) + -1(w + -5) = 15
(-1 * 4 + 2w * 4) + -1(w + -5) = 15
(-4 + 8w) + -1(w + -5) = 15

Reorder the terms:
-4 + 8w + -1(-5 + w) = 15
-4 + 8w + (-5 * -1 + w * -1) = 15
-4 + 8w + (5 + -1w) = 15

Reorder the terms:
-4 + 5 + 8w + -1w = 15

Combine like terms: -4 + 5 = 1
1 + 8w + -1w = 15

Combine like terms: 8w + -1w = 7w
1 + 7w = 15

Solving
1 + 7w = 15

Solving for variable 'w'.

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

Add '-1' to each side of the equation.
1 + -1 + 7w = 15 + -1

Combine like terms: 1 + -1 = 0
0 + 7w = 15 + -1
7w = 15 + -1

Combine like terms: 15 + -1 = 14
7w = 14

Divide each side by '7'.
w = 2

Simplifying
w = 2

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