T=21+4.5X
21 is the original temp.
4.5 is the constant rate I got when I subtracted 75-21=54 then divided 54/12min=4.5.
75 =21 + 4.5(12)
Distribute
-12 -6a = -48
Add 12 to isolate -6a
-6a = -36
Divide by -6 on both sides to isolate a
a = 6
Answer:
A. Perpendicular Lines
B. Circle
C. Angle
D. Plane
E. Parallel Lines
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Step-by-step explanation:
4
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