4x + 5 + 3x - 12 =

A. 7x + 7

B. 9x - 9

C. 7x - 7

Write 1 2/3 as the sum of a whole number and two fractions that have the same denominator.

What is the inverse of y=9x^2-4

Jorge owes his father $60. After raking the lawn for the month, he has paid him $12, $8, and $9. How much money does Jorge still has owes his father?

he two tables below show the amount of tip, y, included on a bill charging x dollars. A 2-column table with 3 rows titled Restaurant A. Column 1 is labeled x with entries 10, 20, 30. Column 2 is labeled y with entries 1, 2, 3.

Explain how the expanded notation method is used to multiply 82 times 3

What is the answer to 5 and 3/4 - 2 1/4

Simplify each of the expressi 1) (5p2 - 3) + (2p2 - 3p)

A rectangle has a perimeter of 44 inches and an area of 72 square inches. what are the lengths of the sides of the rectangle

Solve the linear equation using substitution. 2x+9y=-4 X-2y=11

a digital camera cost $185 and the sales tax rate is 5.7%. what is the total cost of the camera after tax. round to the nearest cent if necessary.