Solve each system by elimination

-9x - 4y=2

7x + 4y = - 6

Which expression illustrates the associative property of addition? (3 + 19) - 12 = (3 + 12) - 19 3 + (19 - 12) = 3 + (19 + 12) (3 + 19) - 12 = 3 + (19 - 12) 3 + (19-12) = 3 - (19 + 12) DONE

The height, in feet, of a t-shirt launched from a t-shirt cannon high in the stands at a football stadium is given by h (x) = -16x^2+64x+80, where x is the time in seconds after the t-shirt is launched.

Find a positive number x such that the sum of 36x and 1 x is as small as possible.

Five less than the product of two and a number, n

What is the number64*40=?

The circumference of the earth is approximately 24,901 miles. The circumference of the earth's moon is about 72.76% smaller than the earth's circumference. What is the approximate radius of the earth's moon? A. 1,079.55 miles B. 6,783.03 miles c.

What greater than. 375?

A triangle inscribed in a semicircle identified as a what triangle?

Out of a sample of 970 car owners, you find 261 that made their purchase primarily based on brand loyalty.

Which direction is mahikeng from taung