A 15-minute long-distance telephone call costs $.90. The costvaries directly as

Question

A 15-minute long-distance telephone call costs $.90. The costvaries directly as the length of the call. Write an equation thatrelates the cost to the length of the call. How long is a call thatcosts $1.32?
Please help me with this question asap A 15-minute long-distance telephone call costs $.90. The costvaries directly as the length of the call. Write an equation thatrelates the cost to the length of the call. How long is a call thatcosts $1.32?
Please help me with this question asap

Explanation / Answer

First call: 15x = .90 (solve for x) ---> x = .90/15 Second call: nx = 1.32 ---> sub in x = .90/15   ---> n(.90/15) = 1.32 (Solve for n) ---> n = 1.32/(.90/15) = Answer

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