The slope - intercept form: y = m x + b
43 = 2 m + b ⇒ b = 43 - 2 m
36 = 4 m + b
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36 = 4 m + 43 - 2 m
36 - 43 = 4 m - 2 m
- 7 = 2 m
m = - 7 : 2
m = - 3.5
b = 43 - 2 · ( - 3.5 ) = 43 + 7 = 50
Answer:
Yulian`s situation is represented by the equation:
y = - 3.5 x + 50
1.) C is the correct choice
4.) B is the correct choice
Answer:
Step-by-step explanation:
25 miles per gallon
225 for 9 gallons
The boy is 4.79 ft tall.
Use the conversion formula of,
d(ft) = d(m) / 0.3048