kenziemarcinko
kenziemarcinko
11-12-2019
Mathematics
contestada
X plus X +10 equals X plus 3X
Respuesta :
Yang100
Yang100
11-12-2019
Answer:
x=5
Step-by-step explanation:
x+x+10=x+3x
2x+10=4x
10=4x-2x
10=2x
x=10/2
x=5
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