Answer:
x = 91.5
Step-by-step explanation:
for 30.5 miles travelled gas used is 1 gallon ← unit rate
To calculate distance travelled multiply gas used by 30.5
For 3 gallons used
distance travelled = 3 × 30.5 = 91.5 miles
⇒ x = 91.5
=(100-40)/2-30
=60/2-30
=30-30
=0
Answer:
9
count all the whole squares
Answer:
a = 2
b = 4
The equation is ⇒ 
Step-by-step explanation:
∵ It is an exponential Regression
∴ y =
where a ≠ 0
∵ x = 0 ⇒ y = 2
∴ 2 = a
⇒ 2 = a(1) (where b^0 = 1)
∴ a = 2
∵ x = 1 ⇒ y = 8
∴ 8 = 2(b)^1 ⇒ 8 = 2b ⇒ b = 8 ÷ 2 = 4
∴ b = 4
∴ The equation is ⇒ 