Question

Solve -9.4 > 1.7x + 4.2

Answer 1

`\huge\boxed{x<-8\to x\in(-\infty;\ -8)}`

Explanation:

`-9.4>1.7x+4.2\qquad\text{subtract 4.2 from both sides}\\\\-9.4-4.2>1.7x+4.2-4.2\\\\-13.6>1.7x\qquad\text{divide both sides by 1.7}\\\\(-13.6)/(1.7)>(1.7x)/(1.7)\\\\-8>x\to\boxed{x<-8}`