Add or subtract. Simplify the answer.1
+ 
A. 80
B. 1
C. 1
D. 
Answer: B
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Write an equation in slope-intercept form of a line satisfying the set of conditions.Through (-8, 3), perpendicular to -2x - 5y = 31
A. y = 
x + 
B. y = 
x + 
C. y = - 
x + 23
D. y = 
x + 23
Sketch the graph of the equation. If the graph is a parabola, find its vertex. If the graph is a circle, find its center and radius.x2 + (y + 5)2 = 4
A. center (-5, 0); radius = 2
B. center (5, 0); radius = 2
C. center (0, 5); radius = 2
D. center (0, -5); radius = 2
Solve the linear inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.-7x ? 35
A. (-?, -5]
B. [5, ?)
C. [-5, ?)
D. (-?, 5]
Find the product of the polynomials.(9y - 8)(81y2 + 72y + 64)
A. 729y3 + 576y2 - 512 B. 81y3 + 512 C. 729y3 + 512 D. 729y3 - 512