Question

how come we get 5x+4x=86 by 25x+20y=430?

Answer 1

Answer:

(5x + 4x =86)×5

Step-by-step explanation:

if we multiple 5x + 4x =86 to 5 then, we get 25x+20y=430

Answer 2

Answer:

Step-by-step explanation:5x+4y=86.......eq(1)

Multiple 5 in eq(1)

25x+20y=430