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Simplify.  (5×3 – 2x + 4) – (3×2 –  x + 9)

Solve the system of equationsx – 3y + 2z =  7y + 4z = 0              z = -4

Determine if (6, 2) is a solution to the system of equations.2x + y = 103x + 2y = 10

Which of the following is the graph of  y = (5/2)x  – 5 ?

Determine if (6, 2) is a solution to the system of equations.2x + y = 103x + 2y = 10

How many zeros may we expect of the polynomial P(x) = 3×4 – x2 + 5?

Find the domain and range of the square root function graphed below.

Consider the following statements for the parabola graphed below.i.  The parabola has a minimum at the point (1,4).ii.  The parabola has x- intercepts at x = -1 and x = 3.iii.  The domain of the parabola is all real numbers.iv.  The range of the parabola is y < 4.Which of the above statements are true?

Solve the system of equations for m: 4m + 3n = 195m + 7n = 40

Find roots of the polynomial P(x) = x3 + 4×2 – 4x – 16