Equations, Expressions, Inequalities

8 = 6 + w

• 2

• 3

• 4

• 14

Molly wrote the algebraic expression "the sum of 12 and the quotient of n and 8." What did Molly's algebraic expression look like?

• 12 - 8n

• 12n + 8

• 12 + (n $\div$ 8)

• 20n

Write an algebraic expression to represent the word phrase:

“Five more than the product of six minus a number N and three”

• 5 + (6 - N)3

• 5 + 6 - N3

• 5 + 6 + n + 3

• 14n

Which of the following equations does not HAVE a solution of x = 7?

• x + 6 = 13

• 7x = 84

• x + 24 = 31

• 5x = 35

What does inverse mean?

• invite

• get a variable by itself

• solve

• do the opposite

What does it mean to isolate the variable?

• invite it

• freeze it

• get it by itself

• do the opposite

How do you isolate the variable in the equation m + 4 = 22?

• subtract 4 from both sides

• add 4 to both sides

• multiply 4 to both sides

• divide 4 on both sides

Solve. 5p = 20

• 25

• 15

• 4

• 1

Which expression is equivalent to 4⁵?

• 4 + 4 + 4 + 4 + 4

• 4 x 4 x 4 x 4 x 4

• 4 x 5

• 20

What is the first step in solving 4x = 24?

• Divide both sides by 4

• Solve it

• Figure out what x is

• x is 6