To subtract 78-35 mentally, they added 5 to each number and also 2 to each number. will both methods works to find the correct answer?

Solve for x. Then find the side lengths of the triangle. If needed, round to the nearest tenth of a foot. A right-angled triangle with base 6x feet, altitude 3x feet and hypotenuse 40 feet.

Jess is in art club and they have two leadership positions (President and Vice President) there are 15 members. How many members can take each spot?

Write the following in standard form using integers y=1/4 x - 2

In parallelogram ABCD, AE and CF are perpendicular to diagonal BD, and EF = 10 cm. If BD = 28 cm, then how long are DE and BF? (Diagram is not drawn to scale.)

What fraction is equivalent to 729/1000

How do you write 2.5 as a percentage

James has 16 balloons. ¼ of his balloons are red. How many red balloons does he have.

Which number is the approximate for 47 and - 23

Solve the inequality 7x ≥ - 7

The scale drawing of a window is 1 inch by 2 inches. The actual size of the window is 24 inches by 48 inches. What is the scale factor that is used to make the drawing?