What is the value of x in the equation 0.7x – 1.4 = –3.5?

Add 1.4 to both sides: 0.7x = −3.5 + 1.4 = −2.1. Divide both sides by 0.7 to get x = −2.1 ÷ 0.7 = −3, so the correct choice is −3.

AI-written and checked against the verified answer.