Please please help me !! solve the system of equations using the substitution method.
{ x + 2y= -8
{ x = -6y

Select the correct choice below and fill in any answer boxes present in your choice.
A. The solution of the system is __. (simplify your answer. Type an ordered pair.)
B. There are infinitely many solution.
C. There is no solution.

The volume of a cone is 37x3 cubic units and its height is x units. which expression represents the radius of the cone's base, in units? 1 s o 3x o 6x obx 93x2

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?

Nikita wants to apply for student aid to fund her college education. arrange the steps involved in nikita’s application for financial aid