Step-by-step explanation:
Let x represent the number.
We have 2x + 18 = 3x - 5, therefore x = 23.
The number is 23.
Answer:

Step-by-step explanation:
Given,
= (2, -5) and
= (8, 3)
The slope formula is, 



Answer:
3x-4y=4
Step-by-step explanation:
800= about 1.76 lbs
700= about 1.54 lbs
(there are about 453.5 grams in a pound
Answer:
Step-by-step explanation:
$60 * 3% = $1.80
y = 1.80x + $60
12 * 2 = 24
24 = x
y = 1.80(24) + $60
y = $43.20 + $60
y = $103.20