4s-7=s-28

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Solution for 4s-7=s-28 equation:


Simplifying
4s + -7 = s + -28

Reorder the terms:
-7 + 4s = s + -28

Reorder the terms:
-7 + 4s = -28 + s

Solving
-7 + 4s = -28 + s

Solving for variable 's'.

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

Add '-1s' to each side of the equation.
-7 + 4s + -1s = -28 + s + -1s

Combine like terms: 4s + -1s = 3s
-7 + 3s = -28 + s + -1s

Combine like terms: s + -1s = 0
-7 + 3s = -28 + 0
-7 + 3s = -28

Add '7' to each side of the equation.
-7 + 7 + 3s = -28 + 7

Combine like terms: -7 + 7 = 0
0 + 3s = -28 + 7
3s = -28 + 7

Combine like terms: -28 + 7 = -21
3s = -21

Divide each side by '3'.
s = -7

Simplifying
s = -7

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