Hannah has a jar filled with 150 coins made up of quarters and nickels. The total value of the coins is $28.30. Let x represent the number of quarters in the jar. Which equation can be used to find the number of quarters?

If Angle 8 is congruent to angle 10 and Angle 1 is congruent to angle 7, which describes all the lines that must be parallel? Lines r and s are crossed by lines t and u to form 16 angles.

The steps to derive the quadratic formula are shown below: Step 1 ax2 + bx + c = 0 Step 2 ax2 + bx = - c Step 3 Provide the next step to derive the quadratic formula. A.

What is 5 (-3.4k-7) (3k 21) in its simplest form

On a map the scale is 1 inch = 25 miles. what is the actual distance between two cities if the map distance is 10 inches

3x+7 = x-1 does x = - 4?

Let f (x) = (x+2) 2. Let g (x) = 3 (x+2) 2. Which statement describes the graph of g (x) with respect to the graph of f (x) ? A. It is stretched vertically by a factor of 3. B. It is compressed horizontally by a factor of 3. C.

7 is what percent of 56?

Step by step how to solve 4x+2=5 (x+10)

Maria bought a bag of marbles. There were twice as many purple ones as red ones. There were 93 marbles in all. How many of each color marble were there?

Joelle is working on a school report in a word processor. She wants to place a figure which is 13.09 wide so that it appears centered on the page. The width of the page is 21.59 cm.