1. Julia's ≤ Rachel's hair
2. 40 < 74
Answer:
43
Step-by-step explanation:
1+2->12^-4=1243
Answer:
21 x 21 = 441
Step-by-step explanation:
Whenever there is an exponent that is the many times you multiply the base by itself to.
Answer:

Step-by-step explanation:
Given

Required
Solve

Open Brackets


Collect Like Terms


Solve for x

