Jack works eight hours a day he is paid €6.50 per hour. He saves half of his pay how many days will he have to work to save €780?

answer: h

step-by-step explanation:

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the solution is x=1

step-by-step explanation:

we are given our   equation as

let's assume

left side function is

right side function is

now, we can draw graph

and then we can get intersection point

the intersection point will be solution

so, the solution is

x=1

they charge the same amount at 20 minutes.

step-by-step explanation: