3-0.8(s-5)=0.4(12s-5)

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Solution for 3-0.8(s-5)=0.4(12s-5) equation:


Simplifying
3 + -0.8(s + -5) = 0.4(12s + -5)

Reorder the terms:
3 + -0.8(-5 + s) = 0.4(12s + -5)
3 + (-5 * -0.8 + s * -0.8) = 0.4(12s + -5)
3 + (4 + -0.8s) = 0.4(12s + -5)

Combine like terms: 3 + 4 = 7
7 + -0.8s = 0.4(12s + -5)

Reorder the terms:
7 + -0.8s = 0.4(-5 + 12s)
7 + -0.8s = (-5 * 0.4 + 12s * 0.4)
7 + -0.8s = (-2 + 4.8s)

Solving
7 + -0.8s = -2 + 4.8s

Solving for variable 's'.

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

Add '-4.8s' to each side of the equation.
7 + -0.8s + -4.8s = -2 + 4.8s + -4.8s

Combine like terms: -0.8s + -4.8s = -5.6s
7 + -5.6s = -2 + 4.8s + -4.8s

Combine like terms: 4.8s + -4.8s = 0.0
7 + -5.6s = -2 + 0.0
7 + -5.6s = -2

Add '-7' to each side of the equation.
7 + -7 + -5.6s = -2 + -7

Combine like terms: 7 + -7 = 0
0 + -5.6s = -2 + -7
-5.6s = -2 + -7

Combine like terms: -2 + -7 = -9
-5.6s = -9

Divide each side by '-5.6'.
s = 1.607142857

Simplifying
s = 1.607142857

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