Question

(5) 3x-4y=-7 5x-2y=0​

Answer 1

Answer:

x=1

y=2 1/2

Step-by-step explanation:

-7x=-7

x=1

y=5/2

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Answer 2

Answer:

x =1, y = 5/2

Step-by-step explanation:

3x-4y=-7 (1)

5x-2y=0 (2)

5x = 2y

y = 5/2 x (3)

equation(1)

3x - 4* (5/2x)= -7

3x - 2(5x) = -7

3x - 10x = -7

-7x = -7

x = -7/-7

x=1

equation(3)

y = 5/2 x

y = 5/2* 1

y = 5/2