220=3.14(49)+3.14(7)s

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Solution for 220=3.14(49)+3.14(7)s equation: 


Simplifying
220 = 3.14(49) + 3.14(7) * s

Multiply 3.14 * 49
220 = 153.86 + 3.14(7) * s

Multiply 3.14 * 7
220 = 153.86 + 21.98s

Solving
220 = 153.86 + 21.98s

Solving for variable 's'.

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

Add '-21.98s' to each side of the equation.
220 + -21.98s = 153.86 + 21.98s + -21.98s

Combine like terms: 21.98s + -21.98s = 0.00
220 + -21.98s = 153.86 + 0.00
220 + -21.98s = 153.86

Add '-220' to each side of the equation.
220 + -220 + -21.98s = 153.86 + -220

Combine like terms: 220 + -220 = 0
0 + -21.98s = 153.86 + -220
-21.98s = 153.86 + -220

Combine like terms: 153.86 + -220 = -66.14
-21.98s = -66.14

Divide each side by '-21.98'.
s = 3.009099181

Simplifying
s = 3.009099181

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