Question

х -19=72 ,3 *х =18 ,12+х =81 ,х :6=48

Answer 1

1)x=91. 2)x=6. 3)x=69. 4)x=288

Answer 2

x-19=72
x=72+19
x=91;

3*x=18
x=18:3
x=6;

12+x=81
x=81-12
x=69;

x:6=48
x=48*6
x=288