Question

Solve the inequality 16 < 2x + 4 < 4

Answer 1

divide with 2

Answer 2

16<2x+4<4
16-4<2x<4-4
12<2x<0
12/2<x<0/2
6<x<0

Answer 3

Ugh these are so confusing! When you divide do you have to switch the sign jojo974?

Answer 4

only if the number next to "x" is a negative
for example -2x<16 would be
x<16/-2
x>-8

Answer 5

ok thank you bunches!!

Answer 6

your welcome :)

Answer 7

Can you describe what the line graph would look like please jojo974?

Answer 8

yah

Answer 9

thanks!