On a two-week job, a repairman works a total of 70 hours, he charges 75$ plus 40$ per hour. an equation shows this relationship, where x is the number of hours and y is the total fee.
which number is the slope of the line shown by the equation?
a. 14
b. 40
c. 70
d. 75

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.

Dis the correct  answer