How do i solve this? 7 < 3 - 2x It's linear inequalities

Question

asked Jan 9, 2020 126k views

1 Answer

Montooner · Answer 1 · 2020-01-13T03:19:40+0000

Hello from MrBillDoesMath!

Answer:

x < -2

Discussion:

7 < 3 - 2x => Add 2x to both sides

7 + 2x < 3 - (2x - 2x) => As 2x -2x = 0

7 + 2x < 3 => Subtract 7 from both sides

(7-7) + 2x < 3 - 7 => As 7-7 = 0 and 3-7 = -4

2x < -4 => Divide both sides by 2

x < -4./2 = -2

Thank you,

MrB