9x+21x=180 How do you find the measure of each angle

3. A recipe calls for 1 1/2 cups of flour, 3/4 cup of white sugar, and 1/8 cup of brown sugar. (a) How many total cups of ingredients are there? Find a common denominator and then show your work using a number line.

How does the graph of y = - (2x+6) ^6+3 compare to the graph of the parent function? The graph is compressed horizontally by a factor of 2, shifted left 3, reflected over the x-axis, and translated up 3.

You want to create a rectangular display of 50 quarters with the same amount of quarters in each row. how many ways can you arrange your display?

What is the value of 1 in this number? 5,678.321

A rectangle has an area of 72 square feet and a lengh 8 times greater than its width. what is the perimeter of the rectangle

Which ordered pair is a solution to the equation 3x+2y=6? a. (-10,-12) b. (10, 12) c. (-10,12) d. (10,-12)

Vicky plans to wallpaper this wall. She buys some rolls of wallpaper. Each roll of wallpaper is 53 cm wide and 12 m long. The cost of one roll of wallpaper is £12.45. Work out the cost of wallpapering the wall. Vicky's wall is 5.7m wide and 2.

The length of a rectangle is 5 5 inches more than the width. the perimeter is 42 42 inches. find the length and the width.

Witch numbers are multiples of 5? Justify each answer by dividing. a) 15 b) 10 000 c) 137 d) 1001

In a right skewed distribution, a) the median equals the arithmetic mean b) the median is less than the arithmetic mean c) the median is greater than the arithmetic mean d) none of the above