Simplify 2x2+6x-7x+8-3x2+1

2y/x^2 Evaluate for x=4 and y = - 3

Solve the system of equations. 2 x + 3 y = 8 2 x + 5 y = 12

Simplify the expression. 3 (x+2) + 5x

Find the median of the data. 12,33,18,28,29,12,17,4,2

What is the value of the expression 3y-z over y+5z

The number 312 lies between what two perfect squares? A) 125 and 330 B) 216 and 330 C) 216 and 343 D) 300 and 343

I have 22 apples and my friend has 31 how many is they're all together?

The demand model for a certain product is given below, where p represents the price of the product, and y represents the number of units in demand. Interpret the slope. y = 4,500 - 450p A.

G a fence must be built to enclose a rectangular area of 5000 ft^2. fencing material costs $2 per foot for the two sides facing north and south and?$4 per foot for the other two sides. find the cost of the least expensive fence.

If the digital on the dashboard shows a speed of 75 kilometers per hour what is the speed I'm miles per hour