7(10-3w)=5(15-4)

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Solution for 7(10-3w)=5(15-4) equation:


Simplifying
7(10 + -3w) = 5(15 + -4)
(10 * 7 + -3w * 7) = 5(15 + -4)
(70 + -21w) = 5(15 + -4)

Combine like terms: 15 + -4 = 11
70 + -21w = 5(11)

Multiply 5 * 11
70 + -21w = 55

Solving
70 + -21w = 55

Solving for variable 'w'.

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

Add '-70' to each side of the equation.
70 + -70 + -21w = 55 + -70

Combine like terms: 70 + -70 = 0
0 + -21w = 55 + -70
-21w = 55 + -70

Combine like terms: 55 + -70 = -15
-21w = -15

Divide each side by '-21'.
w = 0.7142857143

Simplifying
w = 0.7142857143

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