Answer:
7 and 5
Step-by-step explanation:
they have variables with them
Step-by-step explanation:
4) y²-1=48
y²=49
y=±7
option C -7 and 7
5) x²=289
x=±17
-17 and 17
Answer:
or 
Step-by-step explanation:
The complete exercise is: "A chicken salad recipe calls for
pound of chicken per serving . How many pounds of chicken are needed to make
serving".
You can convert the Mixed number to a Decimal number. Divide the numerator 1 by the denominator 2 and then add the quotient to the Whole number. Then, you get:

Now divide the numerator 1 by the denominator 8 to write the fraction to a Decimal number. Then:
Let be "x" the amount of pounds are needed to make
serving.
Then, you can set up the following proportion:

Solving for "x", you get:

or 
So the first integer is 61.
Then the others must be 62, 63, and 64. To check, you can add them all together. 61+62+63+64=250.
13.3cm rounded to the nearest 10th