Answer:
y = 2x + 4
Explanation:
First, find the rate of change [slope], m = -y₁ + y₂\-x₁ + x₂. Next, you do either\or:
12 = 2(4) + b; 4 = b
8 = 2(2) + b; 4 = b
No matter which ordered pair you use, you will ALWAYS get the same answer, IF you put them in their correct places.
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