csnaty130 csnaty130
  • 30-03-2020
  • Mathematics
contestada

5y/7 - 35y/7 -15 = 30

Respuesta :

riddhigaglani09 riddhigaglani09
  • 30-03-2020

Answer:

-10.5

Step-by-step explanation:

Add 15 to both sides so 5y/7 -35y/7= 45

Then multiply both sides by 7 so 5y-35y=315

5y-35y is the same as -30y so -30y=315

Therefore y= 315/-30=-10.5

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