Answer: Algebraic: 15-22
Simply:-7
Step-by-step explanation:
Less than means to take away from, so in this case we are taking away 22 from 15
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Answer:
Steps shown below
Step-by-step explanation:
We will simplify this using definitions and identities. Let's start.

Using
, we have:

Using
, we have:

Hence, proved.
Answer:
The total cost is 130
Step-by-step explanation:
Jumpers: 45 x 2= 90
90-33.33%=$60
Jeans:
50 x 2=100
100-30%=70
Add together
70+60=130