It has to be factored i need to finish this soon

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

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250