Simplify the polynomial by combining like terms: - 7r + 6t - s - 5r + 12s + 4t - t + 5s - r.
a.13r + 16s + 9t
b. -13r -16s + 9t
c. -13r + 16s + 9t
d. -13r -16s -9t
c. -13r + 16s + 9t
Mathematics
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Find the mode(s) for the given sample data. 94, 76, 32, 76, 29, 94
A. 94 B. 66.8 C. 94, 76 D. 76
Mathematics
Use algebraic and/or graphical methods to solve the inequality.
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A. No solution B. x < -7 C. x > -7 D. All real numbers
Mathematics
Find an equation for the line. Write the equation in standard form.Through the origin and (-4, -7)
A. 7x - 4y = 0 B. 7x + 4y = 0 C. -4x + 7y = 0 D. -7x - 4y = 0
Mathematics
Two marbles are drawn without replacement from a box with 3 white, 2 green, 2 red, and 1 blue marble. Find the probability.The first marble is blue and the second marble is white.
A. 
B. 
C. 
D. 
Mathematics