2(s-4)+7=15

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Solution for 2(s-4)+7=15 equation:


Simplifying
2(s + -4) + 7 = 15

Reorder the terms:
2(-4 + s) + 7 = 15
(-4 * 2 + s * 2) + 7 = 15
(-8 + 2s) + 7 = 15

Reorder the terms:
-8 + 7 + 2s = 15

Combine like terms: -8 + 7 = -1
-1 + 2s = 15

Solving
-1 + 2s = 15

Solving for variable 's'.

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

Add '1' to each side of the equation.
-1 + 1 + 2s = 15 + 1

Combine like terms: -1 + 1 = 0
0 + 2s = 15 + 1
2s = 15 + 1

Combine like terms: 15 + 1 = 16
2s = 16

Divide each side by '2'.
s = 8

Simplifying
s = 8

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