H = no. of hours max has driven
g = gallons left
g = 18 - 2h
Answer:
3 , 9/2
Step-by-step explanation:
(3- y) (2 y– 9)=0
y=3 , y= 9/2
Answer:
20.
Step-by-step explanation:
You swung 11 times, and your friend swung twice as many times as that.
11x2=22
22 rounded to the nearest ten is 20.
Answer:
x=5
Step-by-step explanation:
add 3 to both sides of the equation: -3+3=0 12+3=15 simplified: 6x=3x+15 then subtract 3x from both sides of the equation. simplified: 3x=15
then divide both sides by 3. simplified: x=5
