Find the equation of the line satisfying the given conditions, giving it in slope-intercept form if possible.Through (-6, 4), perpendicular to 7x + 9y = -78

A. y = - x +  
B. y = x +  
C. y = - x + 
D. y = x +  


Answer: B

Mathematics

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Refer to the figure to answer the question. Line DH is parallel to line IM. Line BO is perpendicular to line DH.m?IJN is 55°. m?IJN = m?PLM. What is the measure of ?KLG?

A. 35° B. 55° C. 125° D. Cannot be determined

Mathematics

Solve the problem.How many ways are there to choose 9 books from a collection of 12 different books?

A. 79,833,600 B. 55 C. 660 D. 220

Mathematics

Factor by grouping.r2 - 4r + rt - 4t

A. (r - 4)(r - t) B. (r + 4)(r - t) C. (r - 4)(r + t) D. rt(r - 4)

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Find the unit vector having the same direction as v.v = -12i + 5j

A. u = - i + j
B. u = - i + j
C. u = -156i + 65j
D. u = - i + j

Mathematics