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Simplifying 804 = 4pir2 Solving 804 = 4ipr2 Solving for variable 'i'. Move all terms containing i to the left, all other terms to the right. Add '-4ipr2' to each side of the equation. 804 + -4ipr2 = 4ipr2 + -4ipr2 Combine like terms: 4ipr2 + -4ipr2 = 0 804 + -4ipr2 = 0 Add '-804' to each side of the equation. 804 + -804 + -4ipr2 = 0 + -804 Combine like terms: 804 + -804 = 0 0 + -4ipr2 = 0 + -804 -4ipr2 = 0 + -804 Combine like terms: 0 + -804 = -804 -4ipr2 = -804 Divide each side by '-4pr2'. i = 201p-1r-2 Simplifying i = 201p-1r-2
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