yes. which questions do you need me to answer?
If a piece of candy costs .29$ and I have .40$ I will have .11$. Hope it helped
I'm assuming you mean

Write the 2 as a fraction 2/1 and multiply.
Answer:
The formula y = mx + b sometimes appears with
different symbols.
For example, instead of x, we could use the
letter C. Instead of y, we could use the letter F.
Then the equation becomes
F = mC + b.
All temperature scales are related by linear
equations. For example, the temperature in
degrees Fahrenheit is a linear function of degrees Celsius.
Water freezes at: 0°C, 32°F
Water Boils at: 100°C, 212°F
Hope this helps!