1672.992=2*3.14*r^2+2*3.14*7.2*h

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Solution for 1672.992=2*3.14*r^2+2*3.14*7.2*h equation: 


Simplifying
1672.992 = 2 * 3.14r2 + 2 * 3.14 * 7.2h

Multiply 2 * 3.14
1672.992 = 6.28r2 + 2 * 3.14 * 7.2h

Multiply 2 * 3.14
1672.992 = 6.28r2 + 6.28 * 7.2h

Multiply 6.28 * 7.2
1672.992 = 6.28r2 + 45.216h

Reorder the terms:
1672.992 = 45.216h + 6.28r2

Solving
1672.992 = 45.216h + 6.28r2

Solving for variable 'h'.

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

Add '-45.216h' to each side of the equation.
1672.992 + -45.216h = 45.216h + -45.216h + 6.28r2

Combine like terms: 45.216h + -45.216h = 0.000
1672.992 + -45.216h = 0.000 + 6.28r2
1672.992 + -45.216h = 6.28r2

Add '-1672.992' to each side of the equation.
1672.992 + -1672.992 + -45.216h = -1672.992 + 6.28r2

Combine like terms: 1672.992 + -1672.992 = 0.000
0.000 + -45.216h = -1672.992 + 6.28r2
-45.216h = -1672.992 + 6.28r2

Divide each side by '-45.216'.
h = 37 + -0.1388888889r2

Simplifying
h = 37 + -0.1388888889r2

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