The answer is d. i hate how you have to have 20 words
Answer:
19 ) B (<2 and <5)
20) A(20)
21 and 22 Don't know sorry
Answer:

Step-by-step explanation:
4x -10y= 40
Let's rewrite this equation in the slope-intercept form (y= mx +c) so that we can obtain it's slope.
10y= 4x -40
Divide both side by 10:

The product of the gradients of perpendicular lines is -1.
⅖(gradient of line)= -1
Gradient of perpendicular line



Answer:
put it into a graphing calculator, the point where the line intercepts the y-axis would be B
A unit rate is a comparison where the second value is 1. This could be miles driven per hour (one hour), the cost of one apple, the words you can type in a minute. Unit rates are helpful when trying to compare two quantities.