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The sum of three numbers is 33. The second number is 7 less than the first, and the third is two more than the second. Find the numbers
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Feb 25, 2021
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The sum of three numbers is 33. The second number is 7 less than the first, and the third is two more than the second. Find the numbers
Mathematics
high-school
JoGoFo
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Answer:
First number: 15
Second number: 8
Third number: 10
Explanation:
The equation is 33 = x + (x - 7) + (x - 7 + 2) .
Remove the parenthesis and combine the like terms. 33 = 3x -12
Add 12 on both sides. 45 = 3x
Divide by 3 on both sides. x = 15
Caroll
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Mar 1, 2021
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