2w-3(w+7)=

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Solution for 2w-3(w+7)= equation:


Simplifying
2w + -3(w + 7) = 0

Reorder the terms:
2w + -3(7 + w) = 0
2w + (7 * -3 + w * -3) = 0
2w + (-21 + -3w) = 0

Reorder the terms:
-21 + 2w + -3w = 0

Combine like terms: 2w + -3w = -1w
-21 + -1w = 0

Solving
-21 + -1w = 0

Solving for variable 'w'.

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

Add '21' to each side of the equation.
-21 + 21 + -1w = 0 + 21

Combine like terms: -21 + 21 = 0
0 + -1w = 0 + 21
-1w = 0 + 21

Combine like terms: 0 + 21 = 21
-1w = 21

Divide each side by '-1'.
w = -21

Simplifying
w = -21

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