3*s-6+2=4*s+2-21

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Solution for 3*s-6+2=4*s+2-21 equation: 


Simplifying
3s + -6 + 2 = 4s + 2 + -21

Reorder the terms:
-6 + 2 + 3s = 4s + 2 + -21

Combine like terms: -6 + 2 = -4
-4 + 3s = 4s + 2 + -21

Reorder the terms:
-4 + 3s = 2 + -21 + 4s

Combine like terms: 2 + -21 = -19
-4 + 3s = -19 + 4s

Solving
-4 + 3s = -19 + 4s

Solving for variable 's'.

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

Add '-4s' to each side of the equation.
-4 + 3s + -4s = -19 + 4s + -4s

Combine like terms: 3s + -4s = -1s
-4 + -1s = -19 + 4s + -4s

Combine like terms: 4s + -4s = 0
-4 + -1s = -19 + 0
-4 + -1s = -19

Add '4' to each side of the equation.
-4 + 4 + -1s = -19 + 4

Combine like terms: -4 + 4 = 0
0 + -1s = -19 + 4
-1s = -19 + 4

Combine like terms: -19 + 4 = -15
-1s = -15

Divide each side by '-1'.
s = 15

Simplifying
s = 15

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