Hello! :)

Use the exponential rule:

Use this property in this scenario:

Simplify:

Answer:
-24
Step-by-step explanation:
-7 - 17 = -24.
Store 1: $26.62/36=0.74 per oz.
Store 2: $22.42/28=0.80 per oz
So store 1 is .06 cents cheaper than store 2
Answer:
$43.95
Step-by-step explanation:
15/100 × 293
= 43.95
6,789 rounded to the nearest ten is 6,790~