Anew pencil weighs 25 grams. after the pencil has been used for a while, it weighs 2 decagrams. how many grams of the pencil have been used up

What is the result of adding the system of equations? 2x+y=4 3x-y=6

Which is an x-intercept of the graphed function? (0, 4) (–1, 0) (4, 0) (0, –1)

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte