Word Problems
Kyle and two friends go to the movies. The cost was $45. How much was each ticket?
$15
What step do you do first to solve the following equation?
3(x - 4) = 12
A)Distribute
B) Add
C) Subtract
A
2x + 9y -10 + x - 8c
Solve:
3x - 4 = 8
x = 4
What would you do first to solve this?
3(3x + 4) - 9 = 27
Distribute
8.50y + 30 = 115
-3(2x - 1) is equal to?
A) 6x - 1
B) -6x + 3
c) -6x - 1
B
What does the word combine mean?
to add together
What operation would you use to UNDO division
multiplication
Solve:
3x + 9x - 4x + 9 = 33
x= 3
A family went to McDonalds for lunch. The cost of a happy meal is $6.75. The bill came to $41. If the adults spent $14 on their food and the kids all got happy meals, how many kids are in the family?
4
When solving 5x + 9 - 8x = 32 what would you do first?
A) Subtract
B) Multiply
C) Combine like terms
C
Solve:
-4y + 10 = 26
y = -4
Solve
3(3x + 4) - 9 = 27
2 2/3
You and a friend go to restaurant for dinner. You each order a burrito and one of you gets an order of chips for $4.50. The bill came to $23. What was the cost of a burrito?
$9.25
Which expression matches, three times the difference of a number and 7.
A) 3(7 - n)
B) 3(n - 7)
C) 3n - 7
B
Simplify
3x - y +12 - 10y + 4x
7x -11y+12
Solve for x.
x/3 - 10 = 5
45
Solve
-3(2y - 10) = 82
-8 2/3
At school 40 7th graders bought ice cream at lunch on Monday. 20% more 7th graders bought ice cream on Tuesday than Monday. If the total of ice cream sold was $264, what was the cost of each ice cream?
$3
What is the second step in solving
3x + 9x - 4 = 13
A) Add
B) Subtract
C) Combine
A
Combine:
3x - 4y + x -4x + 7y
3y
Solve:
2/3x + 4 = 10
x = 9
Solve:
8x + 8.5 - 2x - 1.5 = 31
x = 4