bantu jawab x=2y+10 2x+3y=-1

2(2y + 10) + 3y = -1
4y + 20 + 3y = -1
4y + 3y + 20 = -1
7y = -1 -20
7y = -21
dibagi 7
jadi y = -3
x = 2y + 10
x = 2(-3) + 10
x = -6 + 10
x = 4
maaf kalo salah