10s+3=19(2s-4)-9

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Solution for 10s+3=19(2s-4)-9 equation:


Simplifying
10s + 3 = 19(2s + -4) + -9

Reorder the terms:
3 + 10s = 19(2s + -4) + -9

Reorder the terms:
3 + 10s = 19(-4 + 2s) + -9
3 + 10s = (-4 * 19 + 2s * 19) + -9
3 + 10s = (-76 + 38s) + -9

Reorder the terms:
3 + 10s = -76 + -9 + 38s

Combine like terms: -76 + -9 = -85
3 + 10s = -85 + 38s

Solving
3 + 10s = -85 + 38s

Solving for variable 's'.

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

Add '-38s' to each side of the equation.
3 + 10s + -38s = -85 + 38s + -38s

Combine like terms: 10s + -38s = -28s
3 + -28s = -85 + 38s + -38s

Combine like terms: 38s + -38s = 0
3 + -28s = -85 + 0
3 + -28s = -85

Add '-3' to each side of the equation.
3 + -3 + -28s = -85 + -3

Combine like terms: 3 + -3 = 0
0 + -28s = -85 + -3
-28s = -85 + -3

Combine like terms: -85 + -3 = -88
-28s = -88

Divide each side by '-28'.
s = 3.142857143

Simplifying
s = 3.142857143

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