Expressions & Equations

Simplify:

5 (2p + 5x)

Answer explanation

5 (2p + 5x)

Multiply 5 x 2 = 10. So, 10p. 5 x 5 = 25. So, 25x. The complete expression is 10p + 25x.

Tags

CCSS.7.EE.A.1

Write the inequality for the following graph:  

• x ≥ 4
• x ≤ 4
• x > 4
• x < 4

Tags

CCSS.6.EE.B.8

Solve.

• x ≤ 14
• x < 14
• x ≥ 14
• x = 14

Tags

CCSS.7.EE.B.4B

3(2c - 5)

• 6c - 15
• 6c + 15
• 6c + 15
• -6c - 15

Tags

CCSS.6.EE.A.3

9(2g +  3)

• 18g + 27
• 18g - 27
• -18g - 27
• 18g - 18

Tags

CCSS.6.EE.A.3

Pick the correct inequality.

• A
• B
• C
• D

Tags

CCSS.6.EE.B.8

Solve and graph.
p - 3 > -8

• A
• B
• C
• D

Tags

CCSS.7.EE.B.4B

x + 6

• Expression
• Equation

Solve:
7x - 3x - 8 = 24

• 8
• -8
• 3.2
• 4

Tags

CCSS.8.EE.C.7B

Which of these can be written as an equation?

• Sum of a number and 7
• Sum of a number and 13 is 25