Can i have some on these two math questions?

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.

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?