Me on this n try to

if 2 ppl answer i will give brainliest if its correct

What are the solutions for the following system? -2x^2+y=-5 y=-3x^2+5

Achild has a box full of colored building blocks. she will choose one block without looking. the odds against choosing a blue block are 4/7. what is the probability of choosing a blue block? amanda is playing a role-playing game with her friends. she will roll dice to determine if her character unlocks a treasure chest. the probability of her character unlocking the treasure chest is 13/20. find the odds in favor of her character unlocking the treasure chest.

1. write a quadratic function, in standard form, that fits the set of points. solve it as a system of three equations (-4, 9), (0, -7), and (1, -1)