Question

Solve the inequality: 3 - 2x < 7 =
Show working

Answer 1

x>-2

Explanation:

3-2x-3<7-3

-2x+3-3<7-3

-2<7-3

-2x<4

divided each side by -2

2x/2 >4/-2

x>4/-2

x>-2 times 2 over 1 times 2

x>-2

Answer 2

x < - 2

Explanation:

3 - 2x < 7

Subtract 3 on both sides,

3 - 3 - 2x < 7 - 3

- 2x < 4

Divide - 2 on both sides,

- 2x / - 2 < 4 / - 2

x < - 2