the numerator of a fraction is 3 less than its denominator. If 7 is added to the numerator and denominator, the resulting fraction equals 3/4. What was the original fraction?

the numerator of a fraction is 3 less than its denominator. If 7 is added to the numerator and denominator, the resulting fraction equals 3/4. What was the original fraction?

need an answer ASAP :)

Two trains leave stations 252 miles apart at the same time and travel toward each other. One train travels at 65 miles per hour while the other travels at 75 miles per hour...

Two systems of equations are shown below. The first equation in System B is the original equation in system A. The second equation in System B is the sum of that equation and a multiple of the...

im lost on this. no idea how to do these.

on which she is charged an annual yield of 21%. Putting $3,000 toward this would cut that debt to $1,850. Calculate the annual rate of return if she does this. Round, if necessary, to the nearest...

A contractor claims that their soundproofing will remove 94% of the sound intensity inside the room.

If 94% of the sound intensity inside the room is removed, the new sound level will sound what %as loud to people in the room?Round your answer to the nearest 1%

How many dB will be produced by a big-band section of 18 trumpets? Assume all trumpets produce an equal sound intensity and round your answer to the nearest 0.1 dB

loan which charges an annual interest rate of 9% (compounded monthly), it will take you 6 years to pay off your debt. If you owe $100,000 rather than $50,000 (and the loan type,interest rate and how...

Six years later, it is sold for $1,000,000. Calculate the total rate of return for this investment. (Hint: there are two components of this, which will need to be added together.)Round, if necessary,...

on an inequality, when do you use brackets on the number line and when do you use parantheses on the number line

PLEASE HELP!!!!!

i really need help i been on this isnce school let out

Write a quadratic equation having the given solutions. −1, 15 _____ =0 ?(Type an equation whose terms have 1 as their greatest common? factor.)

When it is plugged in, it produces 82.5dB. a) The plugged in sound intensity is how many times the previous (unplugged) intensity? Round your answer to the nearest integer. b)...

The first monthly payment is to be made on May 3,2025; the final payment is scheduled to be made April 3, 2055.The monthly payment is $997.95 .[Note: If you use the table you’ll get that the monthly...

on which she is charged an annual yield of 21%. Putting $3,000 toward this would cut that debt to $1,850. Calculate the annual rate ofreturnif she does this. Round, ifnecessary, to the nearest 0....

and half 40 years after the road had been completed if the road was still in good working order. Assume the annual yield is 2%. A contractor receives a contract to build a small road and will...

In March, a total of 2100 people have seen the band perform. In June of that same year, a total of 3150 people have seen the band perform. Assuming this pattern continues, how many people will have...

Assume all hand drums produce equal sound intensity, and round your answer to the nearest 1%

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