Question

8/x+7/8=1

Answer 1

You need to find the common denominator and multiply every term by that.

the lcd of x and 8 would be 8x

8x(8) 8x(7) 8x(1)
---- + ----- =
x 8

you cancel the denominator and the numerators.

8(8) + x(7) = 8x(1)

64 + 7x = 8x subtract 7x from both sides
64 = x

Answer 2

thanks blexting