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Earn +20 ptsQ: What 4 numbers add up to 21?
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What two numbers add up to 4 and multiply to -21?
To find two numbers that add up to 4 and multiply to -21, we can set up a system of equations. Let's call the two numbers x and y. We have the equations x + y = 4 and x * y = -21. By solving these equations simultaneously, we can find that the two numbers are 7 and -3. This is because 7 + (-3) = 4 and 7 * (-3) = -21.
What Positive numbers that add up to 21?
There are numerous options. 20+1 19+2 18+3 17+4 16+5 etc
What numbers add up to equal 21 and multiply to equal 72?
93
What numbers add to -4 and multiply to get -21?
-25
To find the mean of 4 numbers you would?
Add up all the numbers and divide the sum by 4.Then you get the answer.
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