981=21(s-931)+141

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Solution for 981=21(s-931)+141 equation: 


Simplifying
981 = 21(s + -931) + 141

Reorder the terms:
981 = 21(-931 + s) + 141
981 = (-931 * 21 + s * 21) + 141
981 = (-19551 + 21s) + 141

Reorder the terms:
981 = -19551 + 141 + 21s

Combine like terms: -19551 + 141 = -19410
981 = -19410 + 21s

Solving
981 = -19410 + 21s

Solving for variable 's'.

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

Add '-21s' to each side of the equation.
981 + -21s = -19410 + 21s + -21s

Combine like terms: 21s + -21s = 0
981 + -21s = -19410 + 0
981 + -21s = -19410

Add '-981' to each side of the equation.
981 + -981 + -21s = -19410 + -981

Combine like terms: 981 + -981 = 0
0 + -21s = -19410 + -981
-21s = -19410 + -981

Combine like terms: -19410 + -981 = -20391
-21s = -20391

Divide each side by '-21'.
s = 971

Simplifying
s = 971

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