Expressions Equations Inequalities

Senaja will construct a rectangle that has a height of 4 units and an area of up to 48 square units. Which inequality represents all the possible lengths in units of the bases, b, that Senaja can use to construct this rectangle?

• b ≤ 44

• b ≥ 52

• b ≤ 12

• b ≥ 192

Semaj bought a magazine subscription for a year. He paid $27. Semaj wanted to find the price, p, of the subscription each month. He created the model shown to help find the price.

What was the price of the subscription each month?

• $39.00

• $2.25

• $324.00

• $22.50

A student needs to collect at least 10 flowers for a science project. The student has already collected 3 flowers. The inequality shown can be used to find n, the number of flowers the student still needs. n + 3 ≥ 10 Which inequality represents the solution set for this situation?

• n ≤ 13

• n ≥ 13

• n ≤ 7

• n ≥ 7

Which equation has a solution of k = 6.5?

• -3k = 19.5

• -1 + k = 7.5

• -7k = -45.5

• -2 + k = -8.5

Which equation has a solution of ⅔ for n?

• n -1 = ⅓

• 16n = 24

• 15n = 10

• 1⅓ + n = 3

Ms. Hyde showed students part of the prime factorization of 90. One factor is missing.

What number completes this prime factorization?

• 18

• 11

• 5

• 7

Four less than a number is greater than or equal to twenty-six

• Four less than a number is greater than or equal to twenty-six

• The sum of a number and four is greater than or equal to twenty-six

• The quotient of a number and four is greater than twenty-six

• a number less than four is greater than or equal to twenty-six

Select all the equations where x = 3 is a solution.

• x − 3 = 0

• 1 + x = 2

• 6 = 2x

• 9 − x = 3

• x² = 9

Which expression is equivalent to 20c − 8d?

• 2(10c + 4d)

• 4(5c − 8d)

• 4(5c − 2d)

• c(20 − 8d)

18+m=38

• m=0

• m=10

• m=20

• m=8