5
Answer: DSet 5: Linear Inequalities (Beginner)
Explanation
PROBLEM
Solve: x + 15 < 25. Which is NOT a solution?
Solve: x + 15 < 25. Which is NOT a solution?
A.
7
B.
9
C.
5
D.✓ Correct
10
Detailed Explanation
Choice D is the best answer. x < 10, so 10 is not a solution
Why others are wrong:
A: 7 is incorrect because it does not satisfy the equation.
B: 9 is incorrect because it does not satisfy the equation.
C: 5 is incorrect because it does not satisfy the equation.