1.1 Practice

Simplify: 6x + 12x + 3 y

• 21x

• 18x + 3y

• 72x + 3y

• 6x + 15y

Tags

CCSS.7.EE.A.1

Simplify: 8x² + 5x + 2y + x

• 14x + 2y

• 13x²+ 2y + x

• 8x² + 6x + 2y

• 8x² + 7xy + x

Tags

CCSS.7.EE.A.1

Simplify: 15x + 19 + 2x - 4

• 17x + 15

• 17x + 23

• 30x + 15

• 13x + 15

Tags

CCSS.7.EE.A.1

5x² + 7x² - 4

• 35x² - 4

• 2x² -4

• 12x² + 4

• 12x² - 4

Tags

CCSS.7.EE.A.1

Simplify: 2(3a + 8) - 5

• 6a + 16 - 5

• 6a + 11

• 6a + 3

• 23a + 3

Tags

CCSS.6.EE.A.3

Simplify: 7(2a + b)

• 14a + 7b

• 72a + b

• 14a + 7

• 14ab

Tags

CCSS.6.EE.A.3

• Can't be simplified

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

Tags

CCSS.7.EE.A.1

How many terms does this expression have?
3x + 5y - 17 - 2y + x

• 3
• -17
• 5
• 1

Tags

CCSS.6.EE.A.2B

Find the difference: 
2(x - 2) - 3(x - 4)

• -x - 8
• x + 8
• 5x + 8
• -x + 8

Tags

CCSS.6.EE.A.3