Answer:
52
Step-by-stee p-by-step explanation:
sum of all numbers
2(lw + wh + hl)
2×71
142
this is the answer
-28
Step-by-step explanatio
welp i got -2x+89
Step-by-step explanation:
given
6n - 10
Take 2 as common then
2 ( 3n - 5 )
hope it helps :)
