8g-12+7g+6
please help lol, im so bad at math

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?

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.