Please please please help me I’m in honors math so our teacher makes us show our work

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

Sheila wants to bake six muffins but the recipe is for 12 muffins . this means you only need half of the ingredients listed how much of the of each ingredient does she need? one cup and banana chips ,7 tablespoons oil , two eggs, 3/4 cups flour 1/4 cup walnuts show all you work and justify your answer using a baby toulmin.

If chord ab is congruent to chord cd, then what must be true about ef and eg?