Question

Find the value of x
Pleasee

Answer 1

11

Explanation:

Answer 2

x = 11

Explanation:

10 10+ x

-------- = ------------

12 21

using cross products

12*21 = 12 *(10+x)

252 = 120 + 12x

subtract 120 from each side

252-120 = 120-120 + 12x

132 = 12x

divide by 12

132/12 =12x/12

11 = x