econaway02 econaway02
  • 20-01-2020
  • Mathematics
contestada

Need to find problems 6 and 7 ASAP

Need to find problems 6 and 7 ASAP class=

Respuesta :

kenlingdad kenlingdad
  • 20-01-2020

Answer:

6. x = 9

7. x = 5, y = 4

Step-by-step explanation:

6. (5x - 15) + (2x - 8) = 20 x 2

7x -23 = 40

7x = 63

x = 9

7. y - 1 = 2y - 5

y = 4

2x - 7 = 3y - 9 = 3 x 4 - 9 = 3

2x = 10

x = 5

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