Question

-7x<49
please help...dont understand flipping sign?​

Answer 1

`x > -7`

Explanation:

1. Reverse the inequality by multiplying both sides by -1

-7x < 49

↓

-7x · -1 < 49 · -1

↓

7x > -49

2. Divide both sides by 7

7x ÷ 7 > -49 ÷ 7

↓

x > -7