70-21w=75-9w

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Solution for 70-21w=75-9w equation:


Simplifying
70 + -21w = 75 + -9w

Solving
70 + -21w = 75 + -9w

Solving for variable 'w'.

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

Add '9w' to each side of the equation.
70 + -21w + 9w = 75 + -9w + 9w

Combine like terms: -21w + 9w = -12w
70 + -12w = 75 + -9w + 9w

Combine like terms: -9w + 9w = 0
70 + -12w = 75 + 0
70 + -12w = 75

Add '-70' to each side of the equation.
70 + -70 + -12w = 75 + -70

Combine like terms: 70 + -70 = 0
0 + -12w = 75 + -70
-12w = 75 + -70

Combine like terms: 75 + -70 = 5
-12w = 5

Divide each side by '-12'.
w = -0.4166666667

Simplifying
w = -0.4166666667

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