Yuet solved the equation 6a-2b=12 for a. her steps are shown below. 1. subtract 2b: 6a = 12 - 2b 2. divide by 6: a = 2 - 1/3b which statement about yuet’s work is true? in step 1 she needed to add 2b to both sides of the equation. in step 1 she needed to divide by 2b on both sides of the equation. in step 2 she needed to divide both sides of the equation by 6. in step 2 she needed to subtract 6 from both sides of the equation.

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.