1. She could get 9 envelopes for 4 dollars each (or the other way around)
2. She could get 12 envelopes for 3 dollars each (or the other way around)
3. She could get 18 envelopes for 2 dollars each (or the other way around)
Answer:
<h2>x = 8</h2>
Move 1.4 to the left side of the equation
That's
Convert the decimal to fraction
That's
1.6 = 8/5
Multiply through by 5
We have
Hope this helps you
The answer id 12 meters.divide -2x^2+20x+48 by 2 to get x alone and then umbrella
Answer:
615.44cm
Step by Step Answer:
A=πr^{2}=π·14^{2}≈615.75216