Asweater originally costs $80 is now on sale for $60. how much did the percent decrease?

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

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.