md284352
md284352 md284352
  • 12-05-2020
  • Mathematics
contestada

3a + b = 225
b = a - 15​

Respuesta :

tylerflorida34638
tylerflorida34638 tylerflorida34638
  • 12-05-2020
3a + b = 225
b = a - 15

3a + b = 225
a - b = 15

4a = 240

a = 60

3(60) + b = 225
180 + b = 225
b = 45

So, a = 60 and b = 45
Answer Link
jmg1111
jmg1111 jmg1111
  • 12-05-2020
a= 60
b= 45
(: i took the quiz
Answer Link

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