
We have to use the formula:

So,

Also, it will be

Hope you could understand.
If you have any query, feel free to ask.
The reciprocal of a fraction

is the same fraction "upside down"

.
The reciprocal of a whole number

is "1 over" that number

.
10/9
11/1 or 11
1/10
In our equation, the Y value is the dependent variable and the X is the independent variable. The amount of pounds lost depends on the number weeks on a diet. To get the actual pounds Steve was able to lose in 4 weeks, we have:
Y = 1.8x + 1.2
Y = 1.8(4) + 1.2
Y = 8.4 pounds
Answer:
s = 5.1
Step-by-step explanation:

Multiply both sides of the equation by 10

Expand

Subtract 28 from both sides

Simplify

Divide both sides of the equation by 10

Simplify

It would be C:55,
hope this helps u out