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

what variables can affect the number of books sold by a door to door salesperson

The following are four largest country's in the world Russia Canada China united states what country located in south america also ranks as one of the ten large

how must a projectile be launched in order to maximize its range?

help me with this french hw plzz

2x+8=22 how do I figure out the answer to problem 2x+8=22 ?

WHAT COULD HAPPEN IN THE BODY IF PROTEINS OR ENZYMES LOST THEIR CONFORMATIONS OR WERE DENATURED?

Sam evaluated the expression x2y for x = 7 and y = 9. He got a value of 49. Which of the following statements is correct

WHAT COULD HAPPEN IN THE BODY IF PROTEINS OR ENZYMES LOST THEIR CONFORMATIONS OR WERE DENATURED?

How and where has oil, road development, mining, dams and agriculture contributed to local economic, political, and land use issues?

Convert 35kg to its equivalent in g using dimensional analysis