2(4s+5)-4s=2(2s+4)-9

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Solution for 2(4s+5)-4s=2(2s+4)-9 equation: 


Simplifying
2(4s + 5) + -4s = 2(2s + 4) + -9

Reorder the terms:
2(5 + 4s) + -4s = 2(2s + 4) + -9
(5 * 2 + 4s * 2) + -4s = 2(2s + 4) + -9
(10 + 8s) + -4s = 2(2s + 4) + -9

Combine like terms: 8s + -4s = 4s
10 + 4s = 2(2s + 4) + -9

Reorder the terms:
10 + 4s = 2(4 + 2s) + -9
10 + 4s = (4 * 2 + 2s * 2) + -9
10 + 4s = (8 + 4s) + -9

Reorder the terms:
10 + 4s = 8 + -9 + 4s

Combine like terms: 8 + -9 = -1
10 + 4s = -1 + 4s

Add '-4s' to each side of the equation.
10 + 4s + -4s = -1 + 4s + -4s

Combine like terms: 4s + -4s = 0
10 + 0 = -1 + 4s + -4s
10 = -1 + 4s + -4s

Combine like terms: 4s + -4s = 0
10 = -1 + 0
10 = -1

Solving
10 = -1

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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