If i have decent grades, but miss a lot of school
will they fail me???

I think it's no

Step-by-step explanation:

because you will study hard

2

step-by-step explanation:

vvvvv

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: