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Triangular numbers follow the form (n^2+n)/2
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∙ 10y ago
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What is the answer to the equation 3C-15 for C equals 21?
This does not sound like an equation. This sounds like evaluating an algebraic expression. 3C means 3 times the value of C (which you have given as 21) then subtract 15. 3 x 21 - 15 = 48
What is the algebraic expression for 1 more than the quotient of 21 and b?
21/b + 1
What is 1 more than the quotient of 21 and b as an algebraic expression?
21b + 1
What is the algebraic expression of 3 times the difference of 7 and d?
i think it might be 21.
What is 5 over 7 minus 5 over 21?
5/7 - 5/21 = 15/21 - 5/21 = 10/215/7 - 5/21 = 15/21 - 5/21 = 10/215/7 - 5/21 = 15/21 - 5/21 = 10/215/7 - 5/21 = 15/21 - 5/21 = 10/21
What does 7x-3 equal?
10
What is the answer to the equation 3C-15 for C equals 21?
This does not sound like an equation. This sounds like evaluating an algebraic expression. 3C means 3 times the value of C (which you have given as 21) then subtract 15. 3 x 21 - 15 = 48
What is the algebraic expression for 1 more than the quotient of 21 and b?
21/b + 1
What is the algebraic expression for The sum of a number x and twenty-one?
21+x
What is the algebraic expression of The sum of a number x and twenty-one?
x + 21
Equivalent expression Answer 10x 11x?
21
What is 1 more than the quotient of 21 and b as an algebraic expression?
21b + 1
What is the algebraic expression of 3 times the difference of 7 and d?
i think it might be 21.
What is 5 over 7 minus 5 over 21?
5/7 - 5/21 = 15/21 - 5/21 = 10/215/7 - 5/21 = 15/21 - 5/21 = 10/215/7 - 5/21 = 15/21 - 5/21 = 10/215/7 - 5/21 = 15/21 - 5/21 = 10/21
What are the six smallest keys that you can create by multiplying two different prime numbers?
They are 6, 10, 14, 15, 21, 22.They are 6, 10, 14, 15, 21, 22.They are 6, 10, 14, 15, 21, 22.They are 6, 10, 14, 15, 21, 22.
What algebraic expression can you draw from 21 less than a number divided by 4?
5.25
What is seven tenths of 15?
7/10 of 15 = 15*7/10 = 21/2
