-3(5s-4)-12=-3(7s+0)-4

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Solution for -3(5s-4)-12=-3(7s+0)-4 equation:


Simplifying
-3(5s + -4) + -12 = -3(7s + 0) + -4

Reorder the terms:
-3(-4 + 5s) + -12 = -3(7s + 0) + -4
(-4 * -3 + 5s * -3) + -12 = -3(7s + 0) + -4
(12 + -15s) + -12 = -3(7s + 0) + -4

Reorder the terms:
12 + -12 + -15s = -3(7s + 0) + -4

Combine like terms: 12 + -12 = 0
0 + -15s = -3(7s + 0) + -4
-15s = -3(7s + 0) + -4

Reorder the terms:
-15s = -3(0 + 7s) + -4
Remove the zero:
-15s = -3(7s) + -4

Remove parenthesis around (7s)
-15s = -3 * 7s + -4

Multiply -3 * 7
-15s = -21s + -4

Reorder the terms:
-15s = -4 + -21s

Solving
-15s = -4 + -21s

Solving for variable 's'.

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

Add '21s' to each side of the equation.
-15s + 21s = -4 + -21s + 21s

Combine like terms: -15s + 21s = 6s
6s = -4 + -21s + 21s

Combine like terms: -21s + 21s = 0
6s = -4 + 0
6s = -4

Divide each side by '6'.
s = -0.6666666667

Simplifying
s = -0.6666666667

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