vivi1944 vivi1944

09-09-2019
Mathematics

contestada

10x+18=-8y
4+9x=5y
Help me out please

Respuesta :

shelbyorozco shelbyorozco

09-09-2019

Answer:

Step-by-step explanation:

10x + 18 = 8y

- 18 - 18

____________

10x - -10

___ = 10

10 ___

10

x = -20

4 + 9x = 5y

- 9 - 9

___________

4 = -4y

_ _

-4 -4

y = -1

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