2(5w-7)-9=7

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Solution for 2(5w-7)-9=7 equation:


Simplifying
2(5w + -7) + -9 = 7

Reorder the terms:
2(-7 + 5w) + -9 = 7
(-7 * 2 + 5w * 2) + -9 = 7
(-14 + 10w) + -9 = 7

Reorder the terms:
-14 + -9 + 10w = 7

Combine like terms: -14 + -9 = -23
-23 + 10w = 7

Solving
-23 + 10w = 7

Solving for variable 'w'.

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

Add '23' to each side of the equation.
-23 + 23 + 10w = 7 + 23

Combine like terms: -23 + 23 = 0
0 + 10w = 7 + 23
10w = 7 + 23

Combine like terms: 7 + 23 = 30
10w = 30

Divide each side by '10'.
w = 3

Simplifying
w = 3

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