Substitution
Using substitution, which number from the set (1, 2, 3, 4) makes the equation a + 8 = 10
What is 2
Solve for x.
x + 5 = 12
What is x = 7?
Solve for s.
s - 12 = 3
What is s = 15?
15m = 165
What is m = 11?
Solve for p.
p/8 = 120
What is p = 960?
Using substitution, which number from the set (20, 40, 60, 80) makes the equation t - 15 = 45 true?
What is 60?
y + 10 = 42
What is x = 32?
Solve for s.
175 = s - 251
What is s = 426?
Solve for y.
6y = 96
What is y = 16?
Solve for t.
t/20 = 60
What is t = 1200?
Using substitution, which number from the set (12, 18, 24, 32) makes the equation x/4 = 6
What is 24?
Sarah has 5 apples. She receives some more apples from her friend. Now she has a total of 8 apples. How many apples did her friend give her?
5 + a = 8
What is a=3?
Sarah has a bucket full of apples. She gives 7 apples to her friend and has 5 left for herself. How many apples did she start with in the bucket?
a - 7= 5
What is a = 12?
Marcus and his twin sister Marcie decide to save $25 each week to buy a video console. How long will it take for them to save $675?
25m = 675
What is m = 27?
Solve for c.
c/14 = 7
What is c = 98?
Using substitution, which number from the set (2, 4, 6, 8) makes the equation, 3x - 1 = 5 true?
What is 2?
A book costs $12. Jason finds $7 in his piggy bank. How much more money (m) does Jason need to buy the book?
Solve for y.
23.86 = y - 16.2What is y = 40.06?
A large pile of books is divided into four equal sized stacks. How many books (b) are in each pile if there are 157 books total?
What is b = 39?
Solve for x.
6/7x = 12
What is x = 14?
Using substitution, which number from set (8, 12, 16, 20) makes the equation x/4 +2 =5 true?
What is 12
A gardener has 40 flowers and plants some more. After planting, he has 55 flowers. How many flowers (f) did he plant?
What is f = 15?
After buying groceries, Emily left the grocery story with $30. If she spent $55 at the grocery story, how much money (m) did she start with?
What is m = $85?
Susan and Benjamin are getting married. They ordered 225 invitations. Three members of the bridal party agreed to help them mail the invitations. With Susan, Benjamin, and the three members of the bridal party all mailing invitations, how many invitations (x) does each person have to take to the post office?
What is x = 45?
Grady and his three friends went to Pizza Palace. The bill was $48. How much money does each person have to pay towards the bill?
What is $12?