Which of the following pairs of expressions are equivalent to each other? Select the pairs of expressions that are equivalent to each other. 3z+2z and 5z

(7x−7x)−y and 0

8.3+7.2b−3.6b and 10.8b

−5r(4−4) and 0

6(q−3) and 6q−18

3/6   and 9/18

step-by-step explanation:

1.true 2.false? ? i think. .

step-by-step explanation:

use distributive property on all like terms and change your signs if you have a double negative or if you have positive/negative

40 i don’t know lololol