What is 10 x 2 I already know the answer but I know people are trying to build up so here you go! Have a fantastic night!

20 is the answer have a good night

20

Step-by-step explanation:

Add 10 + 10,

Thanks, have a great night/day!

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:

the answer is a if my teacher taught me correct