janett08 janett08

25-01-2020
Mathematics

contestada

How many solutions does this system have?
5x - y = 3
2y = 10x+2
one
two
an infinite number
no solution
please help!

Respuesta :

josshyaby josshyaby

25-01-2020

Answer:

Step-by-step explanation:

5x - y = 3.......(1)

2y = 10x+2.....(2)

Rearranging (2)

-10x + 2y = 2......(3)

Multiply equation (1) by 2

10x - 2y = 6..........(4)

Adding (3) and (4)

-10x + 10x + 2y - 2y = 2 + 6

No solution since both x and y are eliminated.

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