Question

$(18x45y) \div 9 = \\ (35m + 42n) \div 7 =$

Answer 1

(18x+45y):9=18x:9+45y:9=2+5=6
(35m+42n):7=35m:7+42n:7=5+6=11
Или
(18x+45y):9=63:9=7
(35m+42n):7=77:7=11