2(w+5)-7w=30

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Solution for 2(w+5)-7w=30 equation: 


Simplifying
2(w + 5) + -7w = 30

Reorder the terms:
2(5 + w) + -7w = 30
(5 * 2 + w * 2) + -7w = 30
(10 + 2w) + -7w = 30

Combine like terms: 2w + -7w = -5w
10 + -5w = 30

Solving
10 + -5w = 30

Solving for variable 'w'.

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

Add '-10' to each side of the equation.
10 + -10 + -5w = 30 + -10

Combine like terms: 10 + -10 = 0
0 + -5w = 30 + -10
-5w = 30 + -10

Combine like terms: 30 + -10 = 20
-5w = 20

Divide each side by '-5'.
w = -4

Simplifying
w = -4

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