Solve the system by substitution.

y=x2 - 2x+1

y = 2x+1

Interstate 90 is the longest highway in the United States, connecting the cities of Seattle, Washington and Boston, Massachusetts. The interstate is 4,987,000 meters in length. If 1 mile=1.609 kilometers, how many miles long is Interstate 90?

Which sequence of transformations will change figure PQRS to figure P′Q′R′S′? A coordinate grid is labeled from negative 5 to 0 to 5 on both x - and y-axes at increments of 1.

Find the greatest possible value of the product xy, given that x and y are both positive and x + 2y = 30

Tina has to pay 4 percent of the purchase price toward closing costs for her mortgage. If the purchase price is $275,000, what is the closing cost amount?

What is 2 cubed?

What is the least common multiple of 7 and 8

On a coordinate plane, a straight line with a negative slope, labeled f of x, crosses the y-axis at (0, 4), and the x-axis at (4, 0). Which is true regarding the graphed function f (x) ? f of 0 = 3 f of 5 = negative 1 f of 3 = 2 f of 2 = negative 2

Which of the following is a solution to: x2 + 8x=-12

What is the difference between direct and indirect distribution?

Which of the following is a monomial? a. 2x + yz b. 2x - yz c. 2 + xyz d. 2xyz^2