Answer:
x = 30
Step-by-step explanation:
Put in proportions 
= 
Cross multiply and get 27x = 45 x 18
OR...
27x = 810.
THEN...
divide by 27 on both sides to get 30
x = 30
In 3 hours, they could bake 87 birthday cupcakes. If you divid 145 by 5 this gives you 29, and you multiply this by 3 to find how many can be made in 3 hours, which gives you 87:) hope this helps!
Let change 7/8 and 1/5 into decimal point so 0.88 and 0.2
0.88-0.2 =0.68
then we want 5 equal length so we divided
0.68 / 5 =0.14
Answer:
x
=
±
√
5
−
6
Decimal Form:
x
=
−
3.76393202
…
,
−
8.23606797
…
Step-by-step explanation:
