Model and Solve with One Variable Equations

5t+5+2t=47

• 12

• 42

• 6

• 7

An equation is shown. x + 15=45 What is the value for x that makes the equation true is ___________.

Samuel is 6 years younger than twice his cousin Danny’s age, where a is Danny’s age. If Danny is 10 how old is Samuel?

• 18

• 26

• 14

• 22

David has 1,228 pounds of sand to deliver. He wants to deliver an equal amount of sand on each of the 4 trips. The equation 4p=1,228 can be used to model this situation, where p represents the pounds of sand David will deliver each trip. How many pounds of sand will David deliver each trip? The answer is ___________.

Solve:

3(x - 2) = 18

• 6.7

• 4

• 8

• -4

• none of the above

Find the solution:
10 = 4x - 2

• x = 3

• x = 2

• x = -3

• x = -2

Mathematical Equivalence

ON

Mathematical Equivalence

ON

3(x - 2) = 18

• 6.7

• 4

• 8

• -4

• none of the above

Mathematical Equivalence

ON