Simplify Algebraic expressions

 $2x+1+7x$  

• 10x

• 10

• 9x + 1

• 9 + 1x

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

CCSS.6.EE.A.4

CCSS.6.EE.B.6

x + x

• 2x
• x²
• Can't be simplified

x + 2x

• 2x²
• 3x
• Can't be simplified

x + (2x + 3)

• 3x + 3 + x
• 3x + 3
• Neither

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

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

Tags

CCSS.7.EE.A.1

4a + 9 + a

• 5a + 9
• 3a-9
• 3a + 9
• 5a - 9

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

CCSS.6.EE.A.4

CCSS.6.EE.B.6

Simplify the expression: 3x + 2x

• 5x
• x
• 6x
• 5

Tags

CCSS.7.EE.A.1

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

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

k + k + k + k + k =

• 3k
• 4k
• 5k
• 6k

Tags

CCSS.7.EE.A.1

r + r + r + 12 + 7 =

• r + 19
• 3r - 5
• 3r + 19
• 2r + 5

Tags

CCSS.7.EE.A.1