Question

номер 1114 срочно пожалуйста!!!

Answer 1

1) 5.8x+7.04x=3.21
12.84x=3.21
x=3.21:12.84
x=0.25

2)0.32y-7.29=5.69
0.32y=5.69+7.29
0.32y=12.98
0.32y=12.98:0.32
y=40.57