The answer would be 89.90558242
If u round it off, the answer will be 90
First you can combine 30tu^2 and 12tu^2 because they both have tu^2
So it would be 42tu^2 + 24tu
The answer is
6tu ( 7tu + 4 )
36 cupcakes if one cup of flour is 6 cupcakes you multiply the amount of flour by 6
