90*s=500+s*70

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Solution for 90*s=500+s*70 equation:


Simplifying
90s = 500 + s * 70

Reorder the terms for easier multiplication:
90s = 500 + 70s

Solving
90s = 500 + 70s

Solving for variable 's'.

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

Add '-70s' to each side of the equation.
90s + -70s = 500 + 70s + -70s

Combine like terms: 90s + -70s = 20s
20s = 500 + 70s + -70s

Combine like terms: 70s + -70s = 0
20s = 500 + 0
20s = 500

Divide each side by '20'.
s = 25

Simplifying
s = 25

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