kyleefle2470
kyleefle2470
23-04-2021
Mathematics
contestada
Substitution method
x=2y
2x+5y=4
Respuesta :
fortnite6969
fortnite6969
23-04-2021
Answer:
y=4/9
Step-by-step explanation:
Substitute 2y into the x
2(2y)+5y=4
4y+5y=4
9y=4
y=4/9
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