1. Which inequality statement is represented on the following line?
n > -2
1. Which of the following is a solution for the following equation? 2/5y = 12
y = 30
1. Which operation is used to find the solution to the following equation: x + 12 = 19
Subtract 12 from each side.
1. Which expression is equivalent to 4 + 3r?
a) 4(r+3)
b) r+r+r+4
c)
d) 2(2+2r)
r+r+r+4
1. Choose the correct expression for the phrase “subtract 17 from x.”
x −17
2. Which graph correctly represents n ≤ 1 ?
2. Which value for x makes the following inequality true? x + 4 > 12
a) 4, 6, 7
b) 8, 5, 3
c) 10, 12, 15
d) 7, 9, 11
10, 12, 15
2. Which operation is used to find the solution to the following equation: 3x = 15
Divide each side by 3.
2. Which expression is equivalent to 7y - 14?
a)7(y - 2)
b)
c)4 + 10 - y • y • y • y • y • y • y
d)5y + 2y - 6 + 8
7(y - 2)
2. Evaluate the algebraic expression when z = 5; 8z + 12 - z2
27
3. Which statement correctly represents the following number line?
0 > n
3. The product of a number and 12 is 384. What is that number?
32
3. For which equation is x = 6 a solution?
a) 3x = 24
b) x + 16 = 21
c) 2x = 18
d) x - 2 = 4
x - 2 = 4
3. Which of the following equations is true?
a)4w + 5 = 2(2w + 5)
b)7(3 + x) = 23x
c)7(3 + y) = 7y + 21
d)
7(3 + y) = 7y + 21
3. What is the value of 7y - 3x when x = 2 and y = 5?
29
4. Over the weekend, Jamie worked at her neighbors doing various jobs that included vacuuming the house, sweeping the patio, and washing the golden retriever. She earned more than $25.00, enough to buy the books she selected at the school book fair. Which inequality represents the amount Jamie earned over the weekend?
x > $25.00
4. Jack had $780 in his checking account. He wanted to have at least $500 in his account after his week-long vacation to the Bahamas. Let m represent the amount of money Jack could spend, which inequality shows how much money Jack could spend and still accomplish his goal?
4. Libby read 9 books on her summer reading list. There are 17 books in all on the reading list. How many more books does Libby have to read? Write a one-step, algebraic equation and solve.
x=8
4. Which expression is equivalent to 5(6a - 3b)
a)11a - 8b
b)30a + 15b
c)30a - 15b
d)30a - 8b
30a - 15b
4. Perry went to the store and bought 9 boxes of marbles. Then, he gave away 105 marbles to his friends. If each box of marbles contains 16 marbles, how many marbles does Perry have left? Use the expression 9m – 105 to evaluate.
39 marbles
5. On Monday, during practice for a 5K race, Stephan ran no more than 6 miles. Which inequality represents how many miles Stephan ran?
x ≤ 6 miles
5. An Art teacher bought 28 paint brushes. She spent a total of $112.00. What is the price, p, for each paint brush?
p = $4.00
5. 6 friends share a bag of balloons. There are 24 balloons in the bag. If the friends share the balloons equally, how many balloons does each friend get? Write a one-step, algebraic equation and solve.
x=4
5) Use the distributive property to simplify the following expression: 3(x + 2)
3x + 6
5. Based on the expression 12a+8 which of the following statements is true?
a)8 is the coefficient, 12 is the variable, and a is the constant.
b)a is the coefficient, 8 is the variable, and 12 is the constant.
c)12 is the coefficient, a is the variable, and 8 is the constant.
d) -8 is the coefficient, m is the variable, and -12 is the constant.
12 is the coefficient, a is the variable, and 8 is the constant.