Jen2030 Jen2030
  • 15-05-2017
  • Mathematics
contestada

I don't understand how to do some of this can you help me?

I dont understand how to do some of this can you help me class=

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2121bmoon
2121bmoon 2121bmoon
  • 15-05-2017
2x+2x+x+30+x+30=y
6x+60=y
(6x+60)+(-60)=y+(-60)
6x=y-60
6x/6=y-60/6
x=y-60/6

Answer Link
Аноним Аноним
  • 15-05-2017
1) A . 50
2) c. 6
3) c. No solution
If you want the answers detailed direct me
Answer Link

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