Combining Like Terms

Simplify the following expression:

a - 8.76b - 10.6a + 2.98b

• 9.6a + 5.78

• -11.6a - 5.78

• -9.6a - 5.78

• -11.6 - 5.78

Which of these are like terms in the following expression:
3x + 7 - 9x + 24y + 2x²

• 7, 24y
• 3x, 9x
• 3x, -9x
• 3x, -9x, 2x²

Tags

CCSS.6.EE.A.2B

Simplify the following expression:
3 + 5x + 8 - 2x

• -3x² - 11
• 3x² + 11
• 11 - 3x
• 11 + 3x

Tags

CCSS.7.EE.A.1

y + x + y + y + x 

• 2 + 3 
• x + y 
• 2x + 3y 
• 5xy 

Tags

CCSS.7.EE.A.1

3 + 12c - 4c 

• 16c + 3 
• 8c + 3 
• 5c 
• 8c 

Tags

CCSS.7.EE.A.1

-r - 10r

• 11r
• -11r
• 9r
• -11

Tags

CCSS.7.EE.A.1

Simplify the following expression:

3 + 5.74x + 8.3 - 2.98x

• 2.76x + 11.3

• -2.76x - 11.3

• 2.76x - 11.3

• -2.76 + 5.7

2r + 2 + 5r - 2 + r 

• 8r 
• 8r - 4 
• 12r 
• 7r + 4 + r 

Tags

CCSS.7.EE.A.1

Simplify the following expression:
-10x + 15 - 3x + 2

• 13x² + 17
• -13x² + 13
• -13x + 17
• -7x + 17

Tags

CCSS.7.EE.A.1

12x² - 8x + 9 - 7x² + 3x - 5

• 19x²+11x+4
• 5x²-5x+4
• 4x²+2x-2
• 4

Tags

CCSS.6.EE.A.3