Question

please solve this question​

Answer 1

Answer:

Step-by-step explanation:

Given, 2x + 3y =7, 2αx + (α-β)y = 28

a1/a2 = b1/b2 = c1/c2

2/2α = 3/α+β =7/28

2/2α = 7/28

1/α = 1/4

∵  α = 4

3/(α+β) = 7/28

3/(α+β) = 1/4

3 × 4 = α + β

12 = 4 + β             (∵ α = 4 )

β = 12 - 4

β = 8

∴ (α , β ) = (4, 8)