Answer:
80
Step-by-step explanation:
4/(4+5) × 180 = 4/9 × 180 = 80
-3°F
6 - 9 = -3°F
168
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Slope: -1/3
Y-intercept: -6
x + 3y = -18
x+18 = 3y
-3y/-3 = x/-3+18/-3
y = -1/3x - 6
100
hope this helps
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