Which statement is true? a. parallel lines always intersect, but perpendicular lines do not. b. skew lines always intersect, but intersecting lines do not. c. perpendicular lines always intersect, but parallel lines do not. d. parallel lines always intersect, but skew lines do not.

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

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%)

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250