7s+12-45=18

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Solution for 7s+12-45=18 equation: 


Simplifying
7s + 12 + -45 = 18

Reorder the terms:
12 + -45 + 7s = 18

Combine like terms: 12 + -45 = -33
-33 + 7s = 18

Solving
-33 + 7s = 18

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 + 7s = 18 + 33

Combine like terms: -33 + 33 = 0
0 + 7s = 18 + 33
7s = 18 + 33

Combine like terms: 18 + 33 = 51
7s = 51

Divide each side by '7'.
s = 7.285714286

Simplifying
s = 7.285714286

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