-21w-15=8w-84

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Solution for -21w-15=8w-84 equation:


Simplifying
-21w + -15 = 8w + -84

Reorder the terms:
-15 + -21w = 8w + -84

Reorder the terms:
-15 + -21w = -84 + 8w

Solving
-15 + -21w = -84 + 8w

Solving for variable 'w'.

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

Add '-8w' to each side of the equation.
-15 + -21w + -8w = -84 + 8w + -8w

Combine like terms: -21w + -8w = -29w
-15 + -29w = -84 + 8w + -8w

Combine like terms: 8w + -8w = 0
-15 + -29w = -84 + 0
-15 + -29w = -84

Add '15' to each side of the equation.
-15 + 15 + -29w = -84 + 15

Combine like terms: -15 + 15 = 0
0 + -29w = -84 + 15
-29w = -84 + 15

Combine like terms: -84 + 15 = -69
-29w = -69

Divide each side by '-29'.
w = 2.379310345

Simplifying
w = 2.379310345

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