find an equation of the line that is perpindicular to 5x-y=1 and is located such that the area of the triangle formed by thus line and the x and y axis is equal to 5

An eight-sided die, which may or may not be a fair die, has four colors on it; you have been tossing the die for an hour and have recorded the color rolled for each toss. what is the probability you will roll a brown on your next toss of the die? express your answer as a simplified fraction or a decimal rounded to four decimal places.

The sum of two numbers is 86, and their difference is 20. find the two numbers

Evaluate the expression for the given value of the variable 7a - 4a for a =8