Perform the indicated operations: (- 11x) – (- 5y) - 7x + - 3y.

a. -18x + 2y
b. -18x - 8y
c. -4x + 2y
d. 4x - 2y


a. -18x + 2y

Mathematics

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Find a rectangular equation for the curve and describe the curve.x = 3t, y = t + 7; -? < t < ?

A. y = x - 7; line
B. y = x + 7; line
C. y = 3x + 7; line
D. y = 3x - 7; line

Mathematics

Name the quadrant in which the point is located.(12, -6)

A. I B. II C. III D. IV

Mathematics

Answer the question.Write an "area" word problem for which finding the solution would involve evaluating the double integral

What will be an ideal response?

Mathematics

Simplify.-7 + 9 - (-10) - 6 + (-14)

A. -6 B. 4 C. -16 D. -8

Mathematics