Write a system of equations to describe the problem situation. It is not necessary to solve the problem. Paolo earns $481 from working 54 total hours at two jobs. He earns $6.55 per hour (x) at the first job and $9.20 per hour (y) at the second job.


Mathematics

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Answer the question.How many students must be in a room to be sure that at least three students are the same sex?

A. 5 students B. 6 students C. 4 students D. 7 students

Mathematics

Find the indicated cross product.v = 2i - 5j + k, w = 6i - 3j - kFind v × w.

A. 24i - 8j - 8k B. -8i - 8j + 8k C. 8i + 8j + 24k D. 2i - 4j - 36k

Mathematics

Find the slope and y-intercept of the line.16x + 7y = 6

A. slope = - ; y-intercept = 
B. slope = 16; y-intercept = 6
C. slope = ; y-intercept = 
D. slope = ; y-intercept = - 

Mathematics

Find the slope of the line containing the two points.(6, 1) and (8, 1)

A. 2
B. 0
C. - 
D. undefined

Mathematics