2s+2(260+-3s)=280

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Solution for 2s+2(260+-3s)=280 equation:


Simplifying
2s + 2(260 + -3s) = 280
2s + (260 * 2 + -3s * 2) = 280
2s + (520 + -6s) = 280

Reorder the terms:
520 + 2s + -6s = 280

Combine like terms: 2s + -6s = -4s
520 + -4s = 280

Solving
520 + -4s = 280

Solving for variable 's'.

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

Add '-520' to each side of the equation.
520 + -520 + -4s = 280 + -520

Combine like terms: 520 + -520 = 0
0 + -4s = 280 + -520
-4s = 280 + -520

Combine like terms: 280 + -520 = -240
-4s = -240

Divide each side by '-4'.
s = 60

Simplifying
s = 60

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