Respuesta :

I standard form 3x-20y=4

Answer:

Divide everything by 5 to get y alone

Step-by-step explanation:

5y=3/4x-1

Divide everything by 5

5÷5=1 which is the same as y

3 ÷ 5 = 3 ·1 = 3

4 .            4·5 .    20

Answer:  y=3/20 - 1