Absolute value of negatives 2x plus 5 I-2x+5I +6 less or equal to 4. Can I multiply both sides by -1 in order to not have negative number on the right and be able to have 2 solutions ? Teacher edition shows no solution School teacher says all real numbers Some apps show 2 solutions. Which one is the correct procedure?

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.