Question

if 4x/5y=7/8, then find the value of 4x-5y/4x+5y​

Answer 1

Step-by-step explanation:

4x/5y =7/8

x/y = 35/32

4x-5y =4(35) - 5(32)

= 140-160

=-20

4x+5y = 140+160

=300

4x-5y/4x+5y = -20/300

= - 1/15

Answer 2

$4x+5y=5yx−24yx+5=5×43−24×43+5=415−88=78×4=732</p><p></p><p></p><p>$