2(s-4)+9=

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Solution for 2(s-4)+9= equation:


Simplifying
2(s + -4) + 9 = 0

Reorder the terms:
2(-4 + s) + 9 = 0
(-4 * 2 + s * 2) + 9 = 0
(-8 + 2s) + 9 = 0

Reorder the terms:
-8 + 9 + 2s = 0

Combine like terms: -8 + 9 = 1
1 + 2s = 0

Solving
1 + 2s = 0

Solving for variable 's'.

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

Add '-1' to each side of the equation.
1 + -1 + 2s = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 2s = 0 + -1
2s = 0 + -1

Combine like terms: 0 + -1 = -1
2s = -1

Divide each side by '2'.
s = -0.5

Simplifying
s = -0.5

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