Add or subtract Multiply DivideSolution1 4x 8 x9 Take Least

Add or subtract.

Multiply.

Divide.

Solution

1) 4/x + 8/( x-9)

Take Least common denominator as x(x -9)

So, [ 4*(x-9) +8*x ]/(x(x-9)

( 4x +8x - 36)/x(x- 9)

(12x - 36)/x(x-9)

Q2 is not clear x^2 = 15x = 54