Substituting y=x-6 into the equation,
3x + 2(x-6) = 3x + 2x - 12 = 5x - 12
5x - 12 = 8
5x = 20
x = 4
Answer:
65% profit
-25% discount
Step-by-step explanation:
cost price = 40+25 = 65% higher than marked price
discount = -25%
Answer:
18 roses
Step-by-step explanation:
In the given stem-leaf chart, 18 is the smallest number having 1 as "stem" and 8 as "leaf".


|x - 5| = 16
x - 5 = +/- 16
x - 5 = 16 or x - 5 = -16
<u> +5</u> <u>+5 </u> <u> +5 </u> <u>+5 </u>
x = 21 or x = -11
Answer: x = {21, -11}