Answer:
210 Hope it helps! if you have any other questions I can help
ANSWER

EXPLANATION
We want to find the value of a for which the binomial, 2a-1 is smaller than the value of the binomial 7-1.2a by 7.
This means that, when we subtract 2a-1 from 7-1.2a, we should get 7.

Expand:

Group similar terms:


Divide both sides by -3.2,


The answer is the first one , A
Answer:
I think its B
Step-by-step explanation: I'm not 100% sure
When x=9 the expression is undefined.
That is because any number over 0 is undefined, including 0/0.