Algebraic Expressions and PEMDAS

What is an example of a algebraic expression?

• 9 + 6 + 7

• 7y

• y

• 9 x b

4 x y = 28. Solve for y.

• 6

• 24

• 7

• 9

In the problem, 9 - 7 + 8. What step would you do first?

• 7 + 8

• 9 - 8

• 9 + 8

• 9 - 7

Which expressions are 5 groups of a number?

• 5 + X

• 5x

• 5 x y

• $5\div y$

• 5 - x

If Phil has x amount of video games and Emily has a triple amount of videos game than Phil. What are two Algebraic Expression that can represent how many video games Emily has?

• $x\ \times3$

• $x\div3$

• $x3$

• $x\pm3$

What is the number 5 represent in the expression “5y”?

• variable

• term

• operation

• none of the above

9 - 7 + 8 + 6 x 3

• 48

• -24

• 28

• -28

3 common used variables are...

• x, y, z.

• a, b, c.

• m, n, o.

• c, n, x.

Which of these is an operation associated with quotient?

• Addition

• Subtraction

• Division

• Multiplication

What is the letter “E” represent in PEMDAS?

• Equation

• Expression

• Exponents

• Equals