Evaluating Equations

3x + 8   if x = 2

• 13
• 14
• 15
• 16

Evaluate 4y  if       y = 3

• 7
• 12

Tags

CCSS.6.EE.A.2C

Evaluate 2r + 1      if   r = 3

• 6
• 5
• 7
• 8

Tags

CCSS.6.EE.A.2C

Evaluate 7y - 3y for y=2

• 40
• 73
• 8
• 4

Tags

CCSS.6.EE.A.2C

Evaluate the expression.  Let a = 4, what is:
5a + 7a - 8

• 48
• 28
• 40
• 35

Tags

CCSS.6.EE.A.2C

Evaluate -2x  if     x = 10

• -8
• 20
• -20

Tags

CCSS.6.EE.A.2C

What is the definition for Equation?

• To replace a variable with a number.

• The missing number or variable that makes the sentence true.

• Opposite operations that undo each other.

• A mathematical sentence with an equal sign.

A ​​ (a)   is an alphabet letter or term that represents an unknown number or value.

• variable
• equation
• expression
• solution
• Inverse operations

An __ is a sentence with a minimum of two numbers or variables and at least one math operation.

To replace a variable with a number is ___