<span>So far I have:
(1.25 + 1) </span><span>if </span>x<span> is in the interval</span><span> (-inf,7]
(2.25 +1) </span><span>if </span>x<span> is in the interval (7,13)</span><span>
(3.50+1+3) </span><span>if </span>x<span> is in the interval [13,inf)</span>

Start by writing a formula, where
is Brad's purchase price and
is the original price.

Subtract
from both sides.

Multiply both sides by
.

Answer:
I think 0.7
Step-by-step explanation:
Answer:
1.25x+0.75y>25
x+y>20
Explanation:
Selling 20 cups of lemonade and 15 ice pops will raise enough money to go to the water park.
0.75x+1.25y≥25
6⁴ means "multiply 6 by 6 4 times"
Or
6·6·6·6