Answer:
690
Step-by-step explanation:
Put 30 where m is in the expression and do the arithmetic. Or, simpify the expression first, then do the same.
14·30 +30 +17·30 -9·30 = 420 +30 +510 -270 = 690
Simplifying first, you have ...
14m +m +17m -9m = m(14 +1 +17 -9) = 23m
23·30 = 690
Answer: fiona
Step-by-step explanation: because she is asking people already in line
Answer:
82-10=72
72:6=12 daughter`s age
12+4=16 son`s age
16+12= 28
72-28=44 man`s age
Step-by-step explanation: