2pir+4s=20

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Solution for 2pir+4s=20 equation: 


Simplifying
2pir + 4s = 20

Solving
2ipr + 4s = 20

Solving for variable 'i'.

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

Add '-4s' to each side of the equation.
2ipr + 4s + -4s = 20 + -4s

Combine like terms: 4s + -4s = 0
2ipr + 0 = 20 + -4s
2ipr = 20 + -4s

Divide each side by '2pr'.
i = 10p-1r-1 + -2p-1r-1s

Simplifying
i = 10p-1r-1 + -2p-1r-1s

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