Sample ACT Question
This question was recently asked in the 2019 ACT exam.
See the solution
Answer: B. 14
This problem can be solved by a simple substitution of the values x and y into the two algebraic equations.
Step 1: Substitute Equation 1
3x2-2y and x=3, y=5
3(3)2-2(5) = 17
Step 2: Substitute Equation 2
2x2-3y and x=3, y=5
2(3)2-3(5) = 3
Step 3: Subtract Values
Equation 1 - Equation 2 = ?
17 - 3 = 14
Answer: B. 14
