Quickly worth 13 pts plumber charges a flat rate of $100 and $50 per hour, h, for a job.
which expression represents the total cost for the job?

a. 100(5+h)

b. 100 + 50h

c. 50(h+100)

d. 50 + 100h

The sum of the product of 4 and x and the product of 7 and y is 61. the sum of the product of 12 and x and the product of 21 and y is 61. what are the values of x and y?

Lindsay used two points, (x, y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?