xdegroat253
xdegroat253
01-06-2022
Mathematics
contestada
2y = x + 10
3y = 3x + 15
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Elisabethka
Elisabethka
01-06-2022
2y=x+10
3y=3x+15
2y-10=x
3y=3(2y-10)+15
2y-10=x
3y=6y-30+15
2y-10=x
0=3y+15
2y-10=x
3y=15
x=2y-10
y=5
2y=x+10
2×5=x+10
x=0
x=0, y=5
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