Answer:
a. 62
Step-by-step explanation:
use the Bodmas method
=3×9-5+20×2
=<u>62</u><u> </u>
Answer: a) 338 miles
b) $52.26
Step-by-step explanation: To get the amount of miles that your car can drive before running out of gas, you just multiply how many gallons you have by how many miles each gallon lasts. Then, to get the cost of all the gas, you multiply the cost of the gas by how many gallons you need.
Given:
The equation of the parabola is:

To find:
The y-intercept of the parabola.
Solution:
We have,

Putting
in the given equation, we get



Therefore, the y-intercept of the parabola is 0. It means the y-intercept of the given parabola is at point (0,0).
Answer:
y= -1/2x + 11/2
Step-by-step explanation: