Coffee. com sells gourmet roasted coffee for $10 per pound and seasonally flavored coffee for $12 per pound. Christopher spends $70 (before tax and shipping) for 6 1/2 pounds of coffee, a mixture of both types. A) Write a system of equations that represent the situation.

B) Solve (any method) to find how many pounds of seasonally flavored coffee Christopher bought. Show your work.

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.