Explain how you can find the missing number in 3 4/5 divide [ ] = 2 5/7 then find the missing number. i need now .

find the missing number in 3 4/5 divide [ ] = 2 5/7

Let the unknown number be x

can be written as

can be written as

So equation becomes

We need to get x alone, so we multiply by x on both sides

Now to remove 9/7 we take reciprocal and multiply it on both sides

The missing number is

c. 6tan80

step-by-step explanation: