Answer:
Step-by-step explanation:
Multiply by 10 on both sides,
so
This morning,Austin's car had 29.04 gallons of fuel. Now,1.9 gallons are left. How much fuel did Austin use?
1 answer:
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Correct option is A) [-13/4, 9/4] .
<u>Step-by-step explanation:</u>
Here we have following equation as |2 + 4x| = 11 or , . We need to solve for the value of x .Let's find out:
We know that Modulus Function is both positive & negative for particular values of x , i.e.
|2 + 4x| is positive :
⇒
⇒
⇒
⇒
|2 + 4x| is negative :
⇒
⇒
⇒
⇒
Therefore , Correct option is A) [-13/4, 9/4] .