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

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

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Аноним Аноним

15-05-2017

1) A . 50
2) c. 6
3) c. No solution
If you want the answers detailed direct me

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