Answer:
Step-by-step explanation:
Simplify.
Answer:
and .
Step-by-step explanation:
The given inequality is
We need to rewrite the given inequality as two linear inequalities.
We know that |8x+9|>0 but (8x+9) can be positive or negative.
For , the value of (8x+9) must be lies between -4 and 4.
i.e.,
If 8x+9 positive, then
...(1)
If 8x+9 negative, then
...(2)
Therefore, the two inequalities are and .
Answer:
Step-by-step explanation:
Whether you use b or x for the variable does not matter.
5 - 7 is a money problem
If you have 5 dollars and spend 7 where are you? You should think you have a debt of 2. So the answer from your point is - 2
5b - 7b = - 2b
5x - 7x = - 2x