Explain how the axis of symmetry is found if given a quadratic function either in standard form, y=ax^2 +bx+c,

or in general vertex form y=a(x-h)^2 +k

answer both with an explanation and steps so i can answer my teacher how i got them

Find a number such that if you add 8 and divide the result by 4 you will get the same answer as if you subtracted 3 from the original number and divided by 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.

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15