-21=9(5s-6)

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Solution for -21=9(5s-6) equation:


Simplifying
-21 = 9(5s + -6)

Reorder the terms:
-21 = 9(-6 + 5s)
-21 = (-6 * 9 + 5s * 9)
-21 = (-54 + 45s)

Solving
-21 = -54 + 45s

Solving for variable 's'.

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

Add '-45s' to each side of the equation.
-21 + -45s = -54 + 45s + -45s

Combine like terms: 45s + -45s = 0
-21 + -45s = -54 + 0
-21 + -45s = -54

Add '21' to each side of the equation.
-21 + 21 + -45s = -54 + 21

Combine like terms: -21 + 21 = 0
0 + -45s = -54 + 21
-45s = -54 + 21

Combine like terms: -54 + 21 = -33
-45s = -33

Divide each side by '-45'.
s = 0.7333333333

Simplifying
s = 0.7333333333

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