Question

Kate solved the inequality problem below incorrectly. Explain her error and redo the problem showing the correct answer.

Original problem: -3x+4<16
Kate’s math work: -3x+4-4<16-4
-3x÷-3<12÷-3
x<-4 neeeed help asap

Answer 1

When we multiply or divide by a negative number , we must reverse the inequality.

Explanation:

When we multiply or divide by a negative number , we must reverse the inequality.

-3x÷-3 > 12÷-3

x > -4