7+3(2s-4)-3(4s+7)-7=

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Solution for 7+3(2s-4)-3(4s+7)-7= equation:


Simplifying
7 + 3(2s + -4) + -3(4s + 7) + -7 = 0

Reorder the terms:
7 + 3(-4 + 2s) + -3(4s + 7) + -7 = 0
7 + (-4 * 3 + 2s * 3) + -3(4s + 7) + -7 = 0
7 + (-12 + 6s) + -3(4s + 7) + -7 = 0

Reorder the terms:
7 + -12 + 6s + -3(7 + 4s) + -7 = 0
7 + -12 + 6s + (7 * -3 + 4s * -3) + -7 = 0
7 + -12 + 6s + (-21 + -12s) + -7 = 0

Reorder the terms:
7 + -12 + -21 + -7 + 6s + -12s = 0

Combine like terms: 7 + -12 = -5
-5 + -21 + -7 + 6s + -12s = 0

Combine like terms: -5 + -21 = -26
-26 + -7 + 6s + -12s = 0

Combine like terms: -26 + -7 = -33
-33 + 6s + -12s = 0

Combine like terms: 6s + -12s = -6s
-33 + -6s = 0

Solving
-33 + -6s = 0

Solving for variable 's'.

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

Add '33' to each side of the equation.
-33 + 33 + -6s = 0 + 33

Combine like terms: -33 + 33 = 0
0 + -6s = 0 + 33
-6s = 0 + 33

Combine like terms: 0 + 33 = 33
-6s = 33

Divide each side by '-6'.
s = -5.5

Simplifying
s = -5.5

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