Expressions, Equations, and Inequalities

How would you graph x < 5?

• Open circle

• Closed circle

• Arrow pointing to the left

• Arrow pointing to the right

Which of these is a keyword for the greater than (>) symbol?

• Is at most

• Is no less than

• Is fewer than

• Exceeds

Solve for b in the inequality 10 < b - 8

• b < 9

• b > 18

• b < 22

• b > 55

A linear equation in one variable is equivalent to which form?

• ax² + bx = c

• ax + b = 0

• ax + b = c

• ax + b - c = 0

Which of these is NOT a keyword suggesting multiplication?

• Product

• Times

• Of

• Sum

Select TWO answers. Identify the type of problem and the formula/steps you would use to solve the problem.

Which expression has the least value when y=50?

• evaluating expressions

• solving equations

• substitute the value for y, then use PEMDAS

• solve for y using SADMEP

Select TWO answers. Identify the type of problem and the formula/steps you would use to solve the problem. Which expression is equivalent to 5a - (3a + 2) + 9?

• solving equations

• simplifying expressions

• use SADMEP to solve for a

• KCS, distribute, combine like terms (like terms table)

Select TWO answers. Identify the type of problem and the formula/steps you would use to solve the problem. This table shows the relationship between h and e. Which equation models this relationship?

• unit rate/constant of proportionality

• proportional relationship

• divide h by e, then write the equation e = kh where k = unit rate/COP

• divide e by h, then write the equation e = kh where k = unit rate/COP

Select TWO answers. Identify the type of problem and the formula/steps you would use to solve the problem. Which expression is equivalent to 3(2 - b) - 9 + 12b?

• simplifying expressions

• solving equations

• KCS, distribute, combine like terms (like terms table)

• solve for b using SADMEP

Select TWO answers. Identify the type of problem and the formula/steps you would use to solve the problem. Mrs. Laura pays $21,366 a year for rent. Her rent is a constant amount each month. Which equation represents the amount she pays per month if m = months and c = total rent paid for the year?

• scale

• divide amount earned per year by 12 months, then write the equation kc = m where k is the unit rate/COP

• divide amount earned per year by 12 months, then write the equation km = c where k is the unit rate/COP

• unit rate/constant of proportionality