3 (k-12) = k-30
3k - 36 = k - 30
3k - k = -30 + 36
2k = 6
k = 3
3rd one. The circle is on 7 and is going to the left.
Answer:
280 miles
Step-by-step explanation:
Divide 420 by 12 to find the unit rate of miles per gallon.
You get 35 miles per gallon
To find how many miles he can travel for 8 gallons, multiply 35 by 8.
You get 280 miles.
Answer:
x=5
Step-by-step explanation:
7x-10=25
+10 +10
7x=35
divide by 7 both sides
