Simplifying Expressions Quiz Review Part 1

 Which is the correct expression after ADDING THE OPPOSITE?

 

10 - (-3x)

• 10 + 3

• 10 + 3x

• 10 + (-3x)

• 10 - 3x

Which is the correct expression after ADDING THE OPPOSITE?

3x - 3y

• -3x + -3y

•  3x - (-3y)

• 3x + (-3y)

• 3x + 3y

Change the expression to an ADDITION problem by ADDING THE OPPOSITE

15 - (-4x)

Mathematical Equivalence

ON

Change the expression to an ADDITION problem by ADDING THE OPPOSITE

11 - 5y

Mathematical Equivalence

ON

Change the expression to an ADDITION problem by ADDING THE OPPOSITE

50y - (-12x)

Mathematical Equivalence

ON

Simplify the expression by COMBINING LIKE TERMS

10x + 5y + 5x + 7y

• 27xy

• 10x + 12y

• 15x + 12y

• 15x + 12

Simplify the expression by COMBINING LIKE TERMS

7x + y + 2 + 4x + 3y + 2

Mathematical Equivalence

ON

 Simplify the expression by COMBINING LIKE TERMS

10 + 2y - 2x  + 5x

Mathematical Equivalence

ON

Simplify the expression by using the DISTRIBUTIVE PROPERTY

2 (4x + 2)

• 8x + 4

• 6x + (-4)

• 8x - 4

• 6x + 4

Simplify the expression by using the DISTRIBUTIVE PROPERTY

7(x - 3)

• 7x + 21

• 7x + (-10)

• 7x + (-21)

  or

  7x - 21

• 7 - x - 3