Numerical Expressions
Write a numerical expression for six cubed and 37
6Β³ + 37
Solve: 24 β 8 Γ· 4 + 5Β²
39
Ava buys snacks for $2.50 per day for x days. Write an equation for the total cost.
y = 2.50x
Choose the correct verbal expression for 4(n + 3)
a. The sum of 3 and 4 times π
b. The product of and 4 plus 3π
c. 4 times added to 3π
d. 4 times the sum of 3 and π
d. 4 times the sum of 3 and π
Find the value of 63 Γ· yΒ² β 3(2) when y = 3
1
Write an equation:
"300 minus the product of 14 and x is 120."
300 - 14x = 120
Identify the expressions that show the difference of two terms: a. 3π₯ β 8π¦
b. 12π‘ Β· 24
c. 82 Γ· 2π€
d. 10π β 15π
3x - 8y, 10a - 15b
Select all expressions equivalent to 5(2x + x + 2y)
a. 10π₯ + π₯ + 2π¦
b. 15π₯ + 10π¦
c. 8π₯ + 7π¦
d. 10π₯ + 5π₯ + 10π¦
15x +10y
10x + 5x + 10y
Robert could play 18 songs on his guitar. He learns some new songs. Now he can play 25 songs.
Write an equation to represent the number of new songs, s , that Robert learns.
18 + s = 25
Simplify: 5m + 4n + 6m + 3n into two terms
11m + 7n
The formula for calculating the area of a triangle is :
π΄ = 1/2 π Β· β If the base, b, is 6 m and the height, h, is 5 m, what is the area?
A = (1/2)(6)(5) = 15mΒ²
Robert could play 18 songs on his guitar. He learns some new songs. Now he can play 25 songs.
Solve for s: How many new songs did Robert learn?
s = 7
A bookstore uses the expression 8. 75β + 6. 25π to calculate the profit when they sell β
hardback books and paperback books.
What is the bookstoreβs profit, in dollars, when they sell 15 hardback books and 10
paperback books?
Profit = 8.75(15) + 6.25(10) = $193.75
Which equations have y = 5 as a solution?
a. 5 + π¦ = 5
b. π¦ + 7 = 12
c. π¦ Γ· 5 = 1
d. 4 Β· π¦ = 20
y + 7 = 12,
y Γ· 5 = 1,
4y = 20
Solve the equation: If 2x + 4 = 18, what is x?
x = 7