Question

28x-35 Y=-7 answer the question​

Answer 1

Answer:

28x-35y=-7

Step-by-step explanation:

i don't know

Answer 2

Answer:

28x-35y=-7

7(4x-5y)=-7

4x-5y=-1

4x-5y+1=0

4x-4x-x+1=0

4(x-1)-1(x-1)=0

(4x-1)=0,(x-1)=0

x=1/4 and x=1