Answer: C. x<-2
Step-by-step explanation: Lets break it down into steps
The problem: 10x + 18 < -2
Step 1: Subtract 18 from both side
10x + 18 - 18 < -2 - 18= 10x < -20
Step 2: Divided 10x on both sides. X needs to be by itself
10x/10 < -20/10 = x < -2
Answer: x < -2
