On a winter morning, the temperature before sunrise was 11 degrees. The temperature then rose by 1/2 degree each hour for 7 hour
1 answer:
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Answer:
Step-by-step explanation:
y = - x + 3 ( equation of line t )
y - (- 2) = - [ x - (- 2)] ⇒ y = -
x -
( equation of line u )