7(3w+6)=20

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Solution for 7(3w+6)=20 equation:


Simplifying
7(3w + 6) = 20

Reorder the terms:
7(6 + 3w) = 20
(6 * 7 + 3w * 7) = 20
(42 + 21w) = 20

Solving
42 + 21w = 20

Solving for variable 'w'.

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

Add '-42' to each side of the equation.
42 + -42 + 21w = 20 + -42

Combine like terms: 42 + -42 = 0
0 + 21w = 20 + -42
21w = 20 + -42

Combine like terms: 20 + -42 = -22
21w = -22

Divide each side by '21'.
w = -1.047619048

Simplifying
w = -1.047619048

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