Write the equation of the line that passes through the point P (4, 4) and is perpendicular to the line y = - 4x + 13.
a. y = x + 3
b. 
c. 
d. 
e. 
e.
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Solve the problem.Find m so that x + 3 is a factor of3x3 + 4x2 + mx - 3.
A. 2 B. 3 C. -16 D. 0
Solve for rate in the problem. Round to the nearest tenth of a percent.$15.56 is % of $586.32.
A. 27.0 B. 2.7 C. 3,768.1 D. 376.8
Solve the system. Express the solution in the form (x, y, z, w).4x + y - 4z + w = 1-x + 4y + z - 4w = -144x - y + 4z + 4w = 29 x + y - 4z - w = -10
A. {(5, -5, 3, -2)} B. {(-5, -3, 6, 2)} C. {(5, -10, 0, 2)} D. {(-5, 4, 4, 1)}
Find the constant of proportionality k, and write the linear function relating the two variables.Suppose that y varies directly with x. When x = 0.7, then y = 3.5.
A. k = 2.8; y = x + 2.8 B. k = 0.2; y = 0.2x C. k = 0.7; y = 0.7x D. k = 5; y = 5x