Grant is paining a rectangular board that has a width of 1/3 foot. he has enough paint to cover 3 square feet. if he is able to cover the whole board by using all of his paint, what is th length of the board in feet?

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

Do, h = (7, 9) (14, 18) the scale factor is

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)