Solve the system using the substitution method. If the system has no solution or an infinite number of solutions, state this. y = 5x - 3 y - 5x = 2
A. (0, 0)
B. No solution
C. Infinite number of solutions
D. (5, 3)
Answer: B
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Evaluate the expression.
A. 0
B. 2
C. 
D. 
Find an equation of the line representing the given data. Write the equation in slope-intercept form, unless otherwise indicated.A company can make 11 printing presses for $148,000, and it can make 24 printing presses for 
Let y be the cost to product x printing presses.
A. y = x + 7800 B. y = 13x + 7800 C. y = 600x + 141,400 D. y = 600x - 141,400
Use Descartes' Rule of Signs to determine the possible number of positive and negative real zeros for the function. Then, use a graph to determine the actual number of positive and negative real zeros.P(x) = 8x5 - 8x4 + 5x3 - 3
A. possible: 1 or 3 pos, 0 neg
actual: 1 pos, 0 neg
B. possible: 0, 2, or 4 pos, 1 neg
actual: 0 pos, 1 neg
C. possible: 0 pos, 1 or 3 neg
actual: 0 pos, 1 neg
D. possible: 0 or 2 pos, 1 or 3 neg
actual: 0 pos, 1 neg
Expand the expression using the Binomial Theorem.(x2 + 5y)4
A. x8 + 15x6y + 150x4y2 + 375x2y3 + 625y4 B. x6 + 15x5y + 150x4y2 + 375x2y3 + 625y4 C. x8 + 20x6y + 150x4y2 + 500x2y3 + 625y4 D. x6 + 20x5y +30x4y2 + 20x2y3 + 5y4