Iberia’s phone bill was $69.90 in August. The phone company charged a flat fee of $29.95 for line use. Taxes and other fees tota
2 answers:
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A varies directly with b → a = kb where k is the constant of variation (i.e. slope)
-2 = k × 3 ← substitute values into the formula above
-2/3 = k ← result of dividing both sides by 3
Answer: k =
-2 = k × 3 ← substitute values into the formula above
-2/3 = k ← result of dividing both sides by 3
Answer: k =