
Which graph shows how 2x is related to x?
Which number is divisible by 10?
145, 135, 150, 165
Write an equation for the situation.
Each of 5 people contributed x dollars to buy a gift that costs $40.


A student earns $6 for each hour she works. Write an algebraic expression for the money earned in t hours.
What is the least digit you would add to 873 to make the number divisible by 10?
Identify the variable in the equation.
5 + 9x = 68
There are n students in a class. Write a relation for the total number of pencils if each student is given 7 pencils.
Write an algebraic expression for a number divided by 4.
Use algebra. Write a relation for the Input/Output table.
What is the least number that could replace to make the number 177 divisible by 6?
The cost of a school banquet is $110 for the room rental and $12 per person attending. Write an algebraic
expression to represent the total cost of the banquet for p people.
Which number is divisible by 2?
75,45,46,49
Eleven more than 5 times a number is 31. What is the number?
Evaluate the expression by replacing "a" with 9.
Which number is divisible by 4?
34, 51, 68, 38
Which number is divisible by 4 and by 5?
210, 630, 420, 315
Identify the variable in the algebraic expression 5 + 9x.
Write an equation for “I multiply a number by 3, then add 8. The answer is 17.”
Write an equation for the sentence.
Twenty-seven less than a number is 24.
Let one white square represent +1 and one white rectangle represent x.
Solve the equation modeled by this set of tiles.
Each ticket for a ride at the fair costs $4. There are n students in the group and each student buys 8 tickets.
Write a relation for the total cost of tickets for the group.
There are n players on a sports team. Each player gets 4 pairs of sox and 7 pairs are kept in reserve. Write a relation for the number of pairs of sox needed.
Use algebra. Write a relation for the Input/Output table.
Write an equation for the sentence.
The sum of 7 and a number is 26.
Write an algebraic expression for a number decreased by 15.
Write an equation for the sentence.
The sum of a number and 7 is 20.