Question

find the value of x' if
x(y-z) = ( 4y² - 4z²) / (y+z)​

Answer 1

Answer:

X(y-z)=4(y²-z²)/(y +z)

=4(y+z)(y-z)/(y+z)

=4(y-z)

this implies.x=4(y-z)/(y-z)

=4

X=4