Write an algebraic expression that represents "3 times a number less than the sum of twice the number and 1". Use n.
Question 18
18.
Question 19
19.
Question 20
20.
Question 21
21.
Question 22
22.
Question 23
23.
A number h is tripled and then decreased by 8
Question 24
24.
See the picture above. Write the expressions in words for #1 and #2
Question 25
25.
See the picture above. Write the expression in words for #3 and #4
What is the coefficient in the algebraic expression 5x + 2
none
x
5
2
What is the variable in the algebraic expression 5x + 2
x
none
5
2
What is the constant in the algebraic expression -9b + 11
9
11
b
none
-9
Question 5
5.
Question 6
6.
Question 7
7.
Veronica writes the expression 3n – 5 + n given the verbal expression “three times a number minus 5 plus the same number”. Cory writes the expression 3n – (5 + n). Who do you agree with? Justify your answer.
Veronica is correct because 3n isn't subtracting the sum of 5 and n.
Cory is correct because 3n is subtracting the sum of 5 and n.
Both of them are correct because the expressions are equal.
None of them are correct.
Question 12
12.
What is the coefficient in the algebraic expression 6 - 7m