7(s-1)+2(s+2)=3s

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Solution for 7(s-1)+2(s+2)=3s equation:


Simplifying
7(s + -1) + 2(s + 2) = 3s

Reorder the terms:
7(-1 + s) + 2(s + 2) = 3s
(-1 * 7 + s * 7) + 2(s + 2) = 3s
(-7 + 7s) + 2(s + 2) = 3s

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

Reorder the terms:
-7 + 4 + 7s + 2s = 3s

Combine like terms: -7 + 4 = -3
-3 + 7s + 2s = 3s

Combine like terms: 7s + 2s = 9s
-3 + 9s = 3s

Solving
-3 + 9s = 3s

Solving for variable 's'.

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

Add '-3s' to each side of the equation.
-3 + 9s + -3s = 3s + -3s

Combine like terms: 9s + -3s = 6s
-3 + 6s = 3s + -3s

Combine like terms: 3s + -3s = 0
-3 + 6s = 0

Add '3' to each side of the equation.
-3 + 3 + 6s = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 6s = 0 + 3
6s = 0 + 3

Combine like terms: 0 + 3 = 3
6s = 3

Divide each side by '6'.
s = 0.5

Simplifying
s = 0.5

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