Question

Which of the following is a solution of the compound inequality?
3x + 8 < 2 or x + 12 > 2 - x
.................................................

x < -2 or x > 5

x < -6 and x > 5

All real numbers

No solution

Answer 1

@souvik

Answer 2

okay for first equation subtract 8 and divide by 3..

Answer 3

i got x= -2

Answer 4

or x< -2

Answer 5

good...now for second equation..get x terms in one side and numerical terms in other side.

Answer 6

how do i do that? should i subtract x from both sides?

Answer 7

add x to both side..

Answer 8

so the answer is x<-2 or x>5

Answer 9

x>-5

Answer 10

so it is all reals?

Answer 11

i think its all reals yeah.

Answer 12

hmm