Answer:
$72
Step-by-step explanation:
18/.25 will get you the original price
Answer:

Step-by-step explanation:
Given

Consider the numerator:

Consider the denominator:

Hence, the fraction becomes

Consider the expression in brackets:

Divide:

if you add a negitive to a positive its like subtracting like 20 - (-30) (that would be -10) for your question its 0.6
Answer:
x = 1
Step-by-step explanation:
Note that the two lines are of equal length
4x-1 = x + 2
3x = 3
x = 1