(s+4)+(s+2+4)=40

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Solution for (s+4)+(s+2+4)=40 equation:


Simplifying
(s + 4) + (s + 2 + 4) = 40

Reorder the terms:
(4 + s) + (s + 2 + 4) = 40

Remove parenthesis around (4 + s)
4 + s + (s + 2 + 4) = 40

Reorder the terms:
4 + s + (2 + 4 + s) = 40

Combine like terms: 2 + 4 = 6
4 + s + (6 + s) = 40

Remove parenthesis around (6 + s)
4 + s + 6 + s = 40

Reorder the terms:
4 + 6 + s + s = 40

Combine like terms: 4 + 6 = 10
10 + s + s = 40

Combine like terms: s + s = 2s
10 + 2s = 40

Solving
10 + 2s = 40

Solving for variable 's'.

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

Add '-10' to each side of the equation.
10 + -10 + 2s = 40 + -10

Combine like terms: 10 + -10 = 0
0 + 2s = 40 + -10
2s = 40 + -10

Combine like terms: 40 + -10 = 30
2s = 30

Divide each side by '2'.
s = 15

Simplifying
s = 15

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