Question

z/17=34, (х-8)*12=132,84/х+5=17

Answer 1

z:17=34

z=34*17

z=578

(x-8)*12=132

x-8=132:12

x-8=11

x=11+8

x=19

84:x+5=17

84:x=17-5

84:x=12

x=84:12

x=7