yunestwins yunestwins
  • 19-09-2021
  • Mathematics
contestada

Given that 2x-7y=30
Find Y when X=-3
Give your answer as an improper fraction, in its simplest form.

Respuesta :

jimrgrant1 jimrgrant1
  • 19-09-2021

Answer:

y = - [tex]\frac{24}{7}[/tex]

Step-by-step explanation:

Substitute x = - 3 into the expression

2x - 7y = 30

2(- 3) - 7y = 30

- 6 - 7y = 30 ( add 6 to both sides )

- 7y = 36 ( divide both sides by - 7 )

y = [tex]\frac{36}{-7}[/tex] = - [tex]\frac{36}{7}[/tex]

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