Solve the following equation for x: 5x + 3y = 15.
2 answers:
Answer:
The correct option is B) x = negative three fifths y + 3
Step-by-step explanation:
Consider the provided equation.
5x + 3y = 15
We need to solve the above equation for x.
Subtract both the side by 3y.
To find the value of y, isolate the variable y:
Divide both the sides by 5.
Hence, the correct option is B) x = negative three fifths y + 3
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<u>Answer:</u>
Michelle purchased 25 audio files in January. The percent increase is 60%
<u>Solution: </u>
Given Data:
Michelle purchases = 25 audio files in January
Again purchased = 40 audio files in February
We need to find the percent increase for the given data.
Step 1:
Use the formula for percent change ,
Step 2:
First we find the amount of change from the question.
Amount of change = 40 – 25
By subtracting, we get 15.
Step 3:
substitute the values in formula we get,
Formula percent change = = 0.6
Percent = 0.6 100 = 60 %.
Result:
Michelle purchased 25 audio files in January. And In February she purchased 40 audio files. Hence the percent increase is 60%.
Answer:
Step-by-step explanation:
Hello, we can notice that f(-1)=0 so (x+1) is a factor and we can write.
The sum of the zeros is 8=6+2 and the product is 12=6*2
So the zeroes are 2, 6, -1
thanks