List the first twenty counting numbers in base seven? (only digits 0 thru 6 are used in base 7)

What value of x is in the solution set of –5x – 15 > 10 + 20x?

Use the following statements to write a compound statement for the conjunction or disjunction. then find its truth value. p: an isosceles triangle has two congruent sides. q: a right angle measures 90° r: four points are always coplanar. s: a decagon has 12 sides. a) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.

If the tip varies directly with the number of guest which equation represents between the tip, t, and the number of guest, g?