jika y= 3 maka x= ....? menggunakan rumus 2x-15y=13

2x-15(3)=13
2x-45=13
2x=58
x=58/2
x=29

2x - 15y = 13
2x - 15(3) = 13
2x - 45 = 13
2x = 13 + 45
2x = 58
x = 58/2
x = 29