Answer:
-9/20
Step-by-step explanation:
For the first two terms, all you have to do is multiply the numerators and the denominators, and cancel out the negative, but because there is a -1 after that, the negative sign comes back, although the -1 doesn't really change the number.
Answer:
yes
Step-by-step explanation:
15.3-7.9=7.4
Answer:
The number is 28
Step-by-step explanation:
<u>Step 1: Make an expression
</u>

<u>Step 2: Add 3 to both sides
</u>


Answer: The number is 28
50(30%) = 15
50 - 15 = 35
35 (6%) = 2.1
35 + 2.1 = $37.10
the total cost of his order is $37.10 !!