Question

Please simplify?

Answer 1

\[\frac{ y-7 }{ y }\times \frac{ 4y }{ y ^{2}-49 }\]

Answer 2

cross multiply to clear the fractions

Answer 3

i dont understand

Answer 4

@Yukisama201

Answer 5

\[=\frac{ 4x(y-7) }{ y ^{2-49} } =\frac{ 4x(y-7) }{ y ^{2}-7^{2} } =\frac{ 4x(y-7) }{ (y+7)(y-7) }= \frac{ 4x }{ y+7 } \] so your answer is: 4x/y+7