4-7s=-4-9s

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Solution for 4-7s=-4-9s equation:


Simplifying
4 + -7s = -4 + -9s

Solving
4 + -7s = -4 + -9s

Solving for variable 's'.

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

Add '9s' to each side of the equation.
4 + -7s + 9s = -4 + -9s + 9s

Combine like terms: -7s + 9s = 2s
4 + 2s = -4 + -9s + 9s

Combine like terms: -9s + 9s = 0
4 + 2s = -4 + 0
4 + 2s = -4

Add '-4' to each side of the equation.
4 + -4 + 2s = -4 + -4

Combine like terms: 4 + -4 = 0
0 + 2s = -4 + -4
2s = -4 + -4

Combine like terms: -4 + -4 = -8
2s = -8

Divide each side by '2'.
s = -4

Simplifying
s = -4

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