4-s=7

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Solution for 4-s=7 equation: 


Simplifying
4 + -1s = 7

Solving
4 + -1s = 7

Solving for variable 's'.

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

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

Combine like terms: 4 + -4 = 0
0 + -1s = 7 + -4
-1s = 7 + -4

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

Divide each side by '-1'.
s = -3

Simplifying
s = -3

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