10% is $8.00 so 20% is $16 and 80-16= 64 so the sale cost is $64.00
Answer:
See, that doesn't make sense.
First of all, 4 is the only number equal to 4. Sp, it'd be 9+4 = 13
Then I'm assuming you're also subtracting 4 from 13, so the answer would be 9.
Hope this helped, have a nice day.
Answer:
2
Step-by-step explanation:
Answer:
x = -5
Step-by-step explanation:
-x = 5
*-1 *-1
-x * -1 = x
5 * -1 = -5
x = -5
Answer: the slope of perpendicular lines are opposite and reciprocal.
First line slope is 3/2. The slope of the second line is - 2/3
First line slope is 2. The other line slope is -1/2
Step-by-step explanation: