7b ÷ 12 = 4.2                  What is b?

Answer:

It took 1.6 days for the grass to grow 1 centimeter

The grass grew 0.625 centimeters in 1 day

Step-by-step explanation:

We have to find the domain of the given function

"The domain of a function is the set of input or argument values for which the function is real and defined"

Now, we have to find the values of 'x' for which the given function will be real and defined.

As we can observe that for any real number, the given function will be real and defined.

Therefore, the domain of the given function is or

.

Or we can say that the domain of the given function is the set of all real numbers.

Answer: 2,-6

Step-by-step explanation:

To do this you would have to do $2.00 times 1 1/4 to get the price of roast beef and $1.50 times 2 1/2.
1)To make it easier change the fractions to decimals.
(1.25)&(2.5)
2) Then do $2.00(1.25) to get
$2.50 for roast beef
3) Then do $1.50(2.50) to get
$3.75 for turkey
4)then add them together
5)3.75+2.50=$6.25

Answer:

The third one, 2c - 6

Step-by-step explanation: