larrystylinsonsup
larrystylinsonsup
27-11-2019
Mathematics
contestada
Please help, and thank you!
Respuesta :
Yang100
Yang100
27-11-2019
Answer:
25
Step-by-step explanation:
x+(x+1)+(x+2)=x+x+1+x+2=3x+3=78
3x=78-3
3x=75
x=75/3
x=25
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