Answer:
73
Step-by-step explanation:
you write 12 instead of b
Answer:
-3
Step-by-step explanation:
3x5=15
+1(2-4x5)=2-20-18
15-18=-3
Answer:
$246
Step-by-step explanation:
6 x 9 + 12 x 16= 246
P-R(n)=C
you subtract R in order to get it to the other side and multiply n to do the same. that way you get C by itself and have your answer