Esboce o gráfico de cada uma das funções reais dadas pelas leis seguintes: a) y=x^2 b) y=2x^2 c) y= -x^2

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

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

Someone answer this check out the image!