Answer:
-3x^2-22x-7
Step-by-step explanation:
Easy, so absolute value makes anything inside into positive
|x|=2
therefor x=-2 or x=2 since it would be made posotive
answer is -2 and 2
3^-2 = 0.111111111 ← Answer
Answer:
8/7
Step-by-step explanation:
8/7 because the numerator is greater than the denominator.
Answer:
Carrots cost $ 1.75 a pound which is more than potatoes cost.
Step-by-step explanation:
Let,
Carrots cost $ x per pound and potatoes cost $ y per pound.
Buying 2 pounds of carrots and 3 pounds of potatoes will cost her
$
and
Buying 4 pounds of carrots and 4 pounds of potatoes will cost her
$
According to the question,
-----(1)
-----(2)
multiplying (1) by 2 we get,
-----(3)
Deducting (2) from (3) we get,
⇒ ------------------(4)
Putting value of y in (1) we get,
⇒ ------------(5)