Algebra 1

Marcus has four more dollars than Yaseen.  If y is the amount of money Yaseen has, write an expression to show how much money Marcus has. 

• d + 4 

• y + 4

• 4y

twice h increased by 5

• 2 + h + 5

• h ∙ h + 5

• 5 ∙ h ∙ 2

• 2h + 5

the product of y and 7

• y x 7

• y ∙ 7

• y + 7

• y ÷ 7

half of a number, c

• c ÷ 2

• ½ ÷ c

• c ÷ ½ 

• c + ½

Ted bought a dolphin poster for $12.  He now has $5.  Which choice models this situation?

• m - 12 = 5

• m - 5 = 12

• m + 5 = 12

• m + 12 = 5

Write the expression. 
The cost of 3 CDs and a $10 DVD

• 3 + c + 10 + d

• 3c + 10

• 3c - 10 - d

• 3 + c - 10 

3 x a = ...

• a

• 3a

• a³

• 3a³

a x a = ...

• a

• 2a

• a²

• 2a²

2a x 3a = ...

• 6a

• 6a²

• 2a²

• a²

3a(4a - 5b) = ...

• 12a² -15ab

• 12a -15ab

• 12a² -5ab

• 12a² -15b