-21(s-971)=399

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Solution for -21(s-971)=399 equation:


Simplifying
-21(s + -971) = 399

Reorder the terms:
-21(-971 + s) = 399
(-971 * -21 + s * -21) = 399
(20391 + -21s) = 399

Solving
20391 + -21s = 399

Solving for variable 's'.

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

Add '-20391' to each side of the equation.
20391 + -20391 + -21s = 399 + -20391

Combine like terms: 20391 + -20391 = 0
0 + -21s = 399 + -20391
-21s = 399 + -20391

Combine like terms: 399 + -20391 = -19992
-21s = -19992

Divide each side by '-21'.
s = 952

Simplifying
s = 952

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