1)160 ----- + 18 = 25 * 2 t 2)k ----- - 34 = 78:3 7

Question

1)160

----- + 18 = 25 * 2

t

2)k

----- - 34 = 78:3

7

Answer 1

1)160/t+18=25*2

160/t=50-18

160/t=32

t=160:32

t=5

 

2)к/7-34=78:3

к/7=26+34

к/7=60

к=60*7

к=420