Intro to Expressions and Equations

What is the difference between an expression and an equation

• Expressions have an equal sign and equations do not

• Equations have an equal sign and expressions do not

Which of the following are true about an equation?

• Contains an equal sign

• May contain variables

• Has many solutions

• Shows two expressions are equal

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

What is the solution of 4 = x/8

• 2

• 4

• 32

• 12

Tags

CCSS.6.EE.B.7

What is the solution of 42 = 7f

• 294

• 49

• 35

• 6

Tags

CCSS.6.EE.B.7

What is the solution of r - 11 = 5

• 11

• 14

• 6

• 16

Tags

CCSS.6.EE.B.7

Choose the equivalent expression.

6(4c + 5)

• 24c + 5

• 24c + 30

• 4c + 5

• 4c + 30

Tags

CCSS.6.EE.A.4

What is the solution of a - 5 = 9

• 14

• -4

• 5

• 4

Tags

CCSS.6.EE.B.7

What is the solution of 13 = t + 7

• 5

• 6

• 7

• 20

Tags

CCSS.6.EE.B.7

What is the solution of 3w = 30

• -10

• 90

• 10

• 12

Tags

CCSS.6.EE.B.7

What is the solution of 9 + k = 18

• 18

• 9

• 27

• 7

Tags

CCSS.6.EE.B.7