For each ordered pair (X, Y), determine whether it is a solution to the inequality 2x + 6y ≤ - 12 (4, -5) yes or no
(0, -2) yes or no
(9, 1) yes or no
(-6, 5) yes or no

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

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.