Question

4. What is the solution to the inequality

below?
2x + 10 < 40
A x< 10
CX > 10
B x < 15
D x> 15

Answer 1

the answer I got was B

Explanation:

subtact 10 from both sides:

2x + 10 - 10 < 40 - 10

simplify the arithmetic:

2x < 40 - 10

simply again:

2x < 30

divide:

30 / 2 = 15