01-12-2014
Mathematics

contestada

substitution method-
r = -3s
r= 10 - 4s

Respuesta :

01-12-2014

[tex]r=-3s\\r=10-4s\\\\-3s=10-4s\ \ \ \ |add\ 4s\\-3s+4s=10\\s=10\\\\r=-3\cdot10=-30[/tex]

Answer Link

Otras preguntas

There are many different kinds of committees in the congress. one of these committees includes a standing committee. which best describes a standing committee?

" scarcity can best be defined as a situation in which"

a basketball player has a 50% chance of making each free throw. what is the probability that the player makes at least five out of six free throws?

Which psychiatric disorder consists of behaviors such as repetitive hand washing, checking if doors are locked, etc.?

The movement of water dissolved minerals , and food and other organic molecules in a plant is called

write the equation of the line whose slope is 2, and the line contains (4,5)

Which is not an actual benefit to society when someone quits tobacco?

Suppose you are visiting an island with knights who always tell the truth, knaves who always lie, and jokers who can do either

Why did many americans blame britain for their problems?

Was prohibition responsible for the rise of al capone