Find the value of x
If x = 3T - 7 and y = 4 - T, which of the following expresses y in terms of x?
（A）y = 5 - x （B） （C） y = 4 - x （D） y = 11 - 3x （E）
Correct Answer: B
Hannah is 5 years younger than Nora, who is x years old. Which of the following is an expression for Hannah's age in 2 years?
(F) x - 3 (G) x + 3 (H) x + 7 (J) 2x - 3 (K) 3
Correct Answer: F
For the triangle shown below, what is the value of tan x?
（A） （B） （C） （D） （E）
Correct Answer: C
More ACT Math Exam Questions
- 1If 2 is a solution of the equation x2 + kx + 12 = 0, what does k equal?
In the standard (x,y) coordinate plane below, the base of a right triangle lies along the x-axis and is bisected by the y-axis. The vertex of the angle opposite the base is on the graph of the parabolic function f(x) = 2x2 - 4. Let b represent any value of x such that - < x < 0. Which of the following is an expression in terms of b for the area, in square coordinate units, of any such right triangle?
- 3The expression |2-14| - |-25| is equal to:
- 4Three different lines in the same plane can intersect at how many points?
- 5What is the slope of the line given by the equation 3x + 4y = -12 ?