What is the x-coordinate of the solution for the system of equations?

{y-x=9

{10+2x=-2y

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x =

If a = 4, what is the value of the expression 12-a/4

One month, Jill worked 2 more hours than Ivan, and Susie worked three times as many hours as Jill. Together they works 48 hours. Find the number of hours each person worked

A conductor's crew can frame 3 houses in a week. How lo long does it take to frame 54 houses if they frame the same number each week?

Josiah used the distributive property to simplify the multiplication problem 9 * 4.7. Which of the following statements is true about his work? 9 * 4.7 9 * (4 + 0.7) 9 * 4 + 9 * 0.7 36 + 9 * 0.7 36 + 0.63 36.63 He did everything correctly. He A.

For a giveaway, a local radio station is putting together goodie bags. The bags will include tickets and posters. Each bag will receive an equal share of 54 tickets and 36 posters.

five whole numbers are written in order (4, 6, x, y, 10). The mean and median of the five numbers are the same. Work out the values of x and y.

What figures can be drawn in a circle with 2 perpendicular diameters?

Outside temperature over a day can be modeled as a sinusoidal function. Suppose you know the temperature varies between 67 and 83 degrees during the day and the average daily temperature first occurs at 8 AM.

What is decimal expansion?

What is 3U squared Variables and expressions