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frez [133]
3 years ago
15

After earning interest,the balance of an account is $420. The new balance is 7/6 of the original balance. How much interest did

It earn
Mathematics
1 answer:
storchak [24]3 years ago
7 0
420=7/6x

The 6, who was under / now goes across the equal sign with * value.
420*6 =7x
2520 = 7x
Now the 7, who is under * value, goes across the equal sign with / value, so
2520/7 = x
x= 360.

420-360 = 60
It earned $60 of interest.
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Which of the following has a positive value? sec (2pi/3) tan (2pi/3) cos (2pi/3) csc (2pi/3)
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<u>Step-by-step explanation:</u>

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Answer:

Well I can't make a table but I can explain the answer.

Step-by-step explanation:

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