Answer the question or complete the sentence to make a true statement.According to the rules for the order of operations, what should be the first step when simplifying the expression [-6 + (-10 + 7)] + (-3 + 6)?
A. Find the sum of -10 and 7
B. Find the sum of 7 and -3
C. Find the sum of -6 and -3
D. Find the sum of -6 and -10
Answer: A
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Graph the circle with radius r and center (h, k).r = 2; (h, k) = (0, 5) 
A. 
B. 
C. 
D. 
Simplify the square root.
A. w26 B. |w14| C. -w14 D. w14
Find the direction the parabola opens, the coordinates of the vertex, the equation of the axis of symmetry and draw the graph.y = (x + 2)2 + 3
A. 
opens up; vertex (3, -2);
axis of symmetry x = 3
B. 
opens up; vertex (-2, 3);
axis of symmetry x = -2
C. 
opens up; vertex (-3, 2);
axis of symmetry x = -3
D. 
opens up; vertex (2, 3);
axis of symmetry x = 2
Solve.Kelly is a partner in an Internet-based seed and garden supply business. The company offers a blend of exotic wildflower seeds for $80 per pound and a blend of common wildflower seeds for $40 per pound. Kelly is creating a medium-price product by mixing together 26 pounds of the more expensive blend with 8 pounds of the less expensive blend. What will be the price per pound for the new blend? (Round to the nearest cent, if necessary.)
A. $20.00 per pound B. $14.00 per pound C. $49.41 per pound D. $70.59 per pound