Answer:
When the two values are different
Step-by-step explanation:
Like in an inequality equation.
For example:

The answer would be anything greate than or equal to 30, but you would need to find x. The number line would be very useful
Hope this helps
Answer:
7x - 12 = 3x - 2
Step-by-step explanation:
Answer:B
Step-by-step explanation:
you have to subtract because it says "less than" . 11-3 equals 8. Hope this helps! (:
Answer:
39
Step-by-step explanation:
do 2 × 4 first to get 8 then subtract 8 from 47 to get 39