4(5s-12)-8(2s+9)=0

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Solution for 4(5s-12)-8(2s+9)=0 equation:


Simplifying
4(5s + -12) + -8(2s + 9) = 0

Reorder the terms:
4(-12 + 5s) + -8(2s + 9) = 0
(-12 * 4 + 5s * 4) + -8(2s + 9) = 0
(-48 + 20s) + -8(2s + 9) = 0

Reorder the terms:
-48 + 20s + -8(9 + 2s) = 0
-48 + 20s + (9 * -8 + 2s * -8) = 0
-48 + 20s + (-72 + -16s) = 0

Reorder the terms:
-48 + -72 + 20s + -16s = 0

Combine like terms: -48 + -72 = -120
-120 + 20s + -16s = 0

Combine like terms: 20s + -16s = 4s
-120 + 4s = 0

Solving
-120 + 4s = 0

Solving for variable 's'.

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

Add '120' to each side of the equation.
-120 + 120 + 4s = 0 + 120

Combine like terms: -120 + 120 = 0
0 + 4s = 0 + 120
4s = 0 + 120

Combine like terms: 0 + 120 = 120
4s = 120

Divide each side by '4'.
s = 30

Simplifying
s = 30

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