Question

Solve x + 8 < 3 and x + 9 > -4.

A. -5 < x < 5
B. -13 < x < -5
C. x < -13 or x > -5
D. no solution

Answer 1

I can help you with this.

Answer 2

First 'solve' x+8 <3

This gives you x < -5

Answer 3

Then solve the right side,
x+9 >-4
or x > 5

Answer 4

its B
because the first one u get x<-5
the second u get x>-13

Answer 5

ok then what

Answer 6

so its b?

Answer 7

but i thought it was c

Answer 8

yehhh its B

Answer 9

no the first one u get x<-5 the sec x>-13 which is B

Answer 10

oh.

Answer 11

Mathematica says that it is B.
Reduce[8 + x < 3 && 9 + x > -4] -> -13 < x < -5

Answer 12

oooo ok