Answer:
(a)
Step-by-step explanation:
using the rule of exponents
• ⇔ , hence
= = → (a)
Answer:
I believe it is B
Step-by-step explanation:
Answer:
X=5/7
Step-by-step explanation:
See answer above pls____
Unit rate means how much does it cost for 1 unit
140 for 18ft^2
divide by 18
140/18=7.77777777777777
so the unit rate is $7.78 per square foot
Answer:
4
Step-by-step explanation:
This is a special right triangle, specifically the 30-60-90 triangle. See attached image for how sides relate.