Solve and verify each of the following systems of linear equations 4y=3x+7 and 9x+4y-139=0

the lengths of the rectangle have been measured to the nearest tenth of a metre work out the following, writing down all the figures on your calculator display: a) The upper bound for the perimeter of the rectangle.

Simplify l 2.05 - 4.99 l + l 10.56 + 1.62 l.

The bakers at Healthy Bakery can make 200 bagels in 2 hours. How many bagels can they bake in 12 hours? What was that rate per hour?

Harry owns a factory that makes plastic toys. Each toy is tested. If the toy is perfect, it is put into a box. The boxes are then put into cartons. Each carton holds 36 boxes. The factory makes 500 toys an hour. 2% of these toys are not perfect.

Consider the sequence of steps to solve the equation: x - 33 = x + 3 Step 1 ⇒ x - 3 = 3 (x + 3) Step 2 ⇒ x - 3 = 3x + 9 Step 3 ⇒ x = 3x + 12 Step 4 ⇒ - 2x = 12 Step 5 ⇒ x = - 6 Identify the property of equality which yields Step 1.

Scientific notation of 6,730,000

A regular octagon has an apothem measuring 10 in. and a perimeter of 66.3 in. What is the area of the octagon, rounded to the nearest square inch?

You can construct congruent triangles if you know which of the following? A. The measurement of two angles B. The measurement of three angles C. The measurement of two sides D. The measurement of three sides

A marathon is 26 1/5 miles long. There are 36 stations evenly spread throughout the course. Jessie ran 2/3 of the race whenshe was forced to stop because of shin splints.

How do I make 3 - 10 = 7 into an integer