Polynomials STAAR Practice Review Set #1

Which expression is equivalent to (5rt - 3rw - 8tw) + (6rt - 4rw + 2tw)?

• 11rt + rw - 10tw

• 11rt - 7rw - 6tw

• 11rt + rw - 6tw

• 11rt - 7rw - 10tw

Which expression is equivalent to (10 + 7r - r²) + (-6r² - 18 + 5r)?

• -7r² + 2r + 8

• 7r² + 12r + 8

• -7r² + 12r - 8

• 7r² + 2r - 8

Which expression is equivalent to (n - 4)(2n + 7)?

The diagram shows the floor plan of a storage facility. All dimensions are given in feet. Which expression represents the area of the storage facility in square feet?

• x - 6

• x - 2

• x - 3

• x - 1

• ( x + 9 )( 2x + 7 )

• ( x - 9 )( 2x - 7 )

• ( x + 7 )( 2x + 9 )

• ( x - 7 )( 2x - 9 )