Carlos gas tank is 1/10 full. after he buys 11 gallons of gas, it is 3/5 full. how many gallons can carlos tank hold?

Current amount of gas:                    

After adding 11 gallons:   + 11  =  

11 =   -

11 =   -

11 =

11 =

22 = t

 22 gallons

ian gone lie this got me confused

step-by-step explanation:

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so: