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SAT Math: Linear Equations (Drill 1)

Drill 1 · Math · Linear Equations

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About This Drill

SAT Math: Linear Equations (Drill 1) is a Math practice drill covering Linear Equations. It contains 5 original questions created by Brian Stewart, a Barron's test prep author with over 20 years of tutoring experience.

SAT linear equation questions ask you to solve for a variable, interpret the meaning of slope, y-intercept, or other constants in real-world context, and rewrite equations in equivalent forms. This drill includes both pure algebra and applied word problems.

Questions in This Drill

  1. If 3x + 7 = 28, what is the value of x?
  2. A plumber charges a flat fee of $75 for a house call plus $45 for each hour of labor. The total cost C, in dollars, for h hours of labor is given by C = 45h + 75. What does the number 45 represent in this equation?
  3. The formula F = (9/5)C + 32 converts a temperature from degrees Celsius to degrees Fahrenheit. Which of the following correctly expresses C in terms of F?
  4. A gym offers two membership plans. Plan A costs $30 per month with no enrollment fee. Plan B costs $18 per month plus a one-time enrollment fee of $120. After how many months will the total cost of Plan A equal the total cost of Plan B?
  5. If (2/3)x − 4 = 12, what is the value of x?