Answer:
a = 8
Step-by-step explanation:
8 + 3 + 1 - 4 = 3a - 2a
8 = a
a = 8
I hope this helps a little bit.
So
green bikes:20
yellow bikes:20. but don't really understand
blue bikes:22
Answer:
(1/3)⁷
Step-by-step explanation:
negative exponents work like this:
x⁻²=(1/x)²
Apply this theory to this equation:
3⁻⁷=
(1/3)⁷
Answer:

Step-by-step explanation:

----------------------------------------------
Formula
----------------------------------------------
Volume = Length x Width x Height
----------------------------------------------
Apply Formula
----------------------------------------------
Volume = 10 x 30 x 1/3 = 100 ft³
----------------------------------------------
Answer: 100 ft³
----------------------------------------------