Answer:
Jill had $136.50 before buying the book.
Step-by-step explanation:
Let x be the total amount that Jill had
Then 12% of x is 0.12x
Jill was left with $120.12 after buying the book
Subtracting the cost of book from the total amount will given us the remaining amount.
Which means

Hence,
Jill had $136.50 before buying the book.
The slope of the line is 64/-24. That reduces to 8/-3.
Use the formula, Y2-Y1/X2-X1.
Answer:
2+2×8=18
Step-by-step explanation:
2+2×8
2+16
18