Holographic
Holographic
26-10-2018
Mathematics
contestada
Find the values of x and y
Respuesta :
nathannimalaki
nathannimalaki
26-10-2018
x+30=2x-70, x-70=30,
x=100
180=(2(100)-70)+5y, 180=130+5y, 50=5y,
y=10
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