1. Yes because of the constant and coefficient if you add it. Like the answer is 5m +4.
1/5 (or 20%) of $1,200 is $240
$1,200 - $240 = $960
The cost of a $1,200 washing machine after a discount of 1/5 (20%) is $960
Answer:

Step-by-step explanation:
The point-slope form of an equation of a line:

m - slope
(x₁, y₁) - point
The formula of a slope:

From the table we have the points (-10, 8) and (10, 4). Substitute:

The equation of a line:

Answer:
3 Quadrant
2 Quadrant
4 Quadrant
They are Collinear.
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Hypotenuse or C (x) can be found with the equation

After solving you get about 6.32
6.32 about the same as