farhiyaomar132 farhiyaomar132

12-08-2015
Mathematics

contestada

Use addition or substitution to find the value of y for this set of equations. 2x - 3y = -15
x = 4y what is the value of y

Respuesta :

12-08-2015

Substitute 4y for x.

2(4y)-3y=-15

8y-3y=-15

5y=-15

Dividing by 5, we see that y=-3.

Answer Link

Otras preguntas

Read the following excerpt from Sandra Cisneros’s story "Mericans." “Por favor,” says the lady. “¿Un foto?” pointing to her camera. “Si.” She’s so busy taking

You have four coins 1 ¢ 5 ¢ 10 ¢ 25 ¢ How many different sums of money can you select? Use set notation to list all the options you have. How many options wi

If an employee gets potentially infectious material splashed in his eye, what should he do?

Through what system is glucose delievered to cells for cellular respiration

How do you find x ????

What factors can affect mental health

what is the most important factor that holds a gene pool of a species together and prevents speciation?

Questions 1–10: Identify each redundant expression. Some sentences contain no redundancies. 1. Weather conditions forced the regional managers to postpone thei

the expression 3.25b + 2h gives the cost of b burgers and h hot dogs what is the cost of 4 burgers and 6 hot dogs

Which is a function of the placenta? it helps keep the embryo's temperature constant. it cushions the embryo from shock. it protects the embryo it nourishes the