3w+20=4w+7

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Solution for 3w+20=4w+7 equation:


Simplifying
3w + 20 = 4w + 7

Reorder the terms:
20 + 3w = 4w + 7

Reorder the terms:
20 + 3w = 7 + 4w

Solving
20 + 3w = 7 + 4w

Solving for variable 'w'.

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

Add '-4w' to each side of the equation.
20 + 3w + -4w = 7 + 4w + -4w

Combine like terms: 3w + -4w = -1w
20 + -1w = 7 + 4w + -4w

Combine like terms: 4w + -4w = 0
20 + -1w = 7 + 0
20 + -1w = 7

Add '-20' to each side of the equation.
20 + -20 + -1w = 7 + -20

Combine like terms: 20 + -20 = 0
0 + -1w = 7 + -20
-1w = 7 + -20

Combine like terms: 7 + -20 = -13
-1w = -13

Divide each side by '-1'.
w = 13

Simplifying
w = 13

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