Practice problem
Simplify −4<4x<4-4 < 4x < 4−4<4x<4 (Hint: You can divide accross the whole inequality)
-1/4 < x < 1/4
-4 < x < 4
-1 < x < 4
-4 < x < 1
-1 < x < 1
Type a concept, like “slope” or “photosynthesis”.