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

Allen Tennis Inc. pays its employees on a piece-rate basis of $0.25 for each tennis ball they produced. Boris Becker produced 2,664 Tennis balls. What was his g

Based on the passage, what inference should readers make about where the tiger lives? The tiger lives in a zoo. The tiger lives in someone’s home. The tiger li

part 2. Please show work. Please assist me with these math problems.

1-Bromopropane is treated with each of the following reagents. Draw the major substitution product if the reaction proceeds in good yield. If no reaction is exp

How did the Homestead Act contribute to the development of America's natural resources? The act allowed people to develop those resources. The act allowed peopl

What is the WTO? A. An international police force O B. A North American terrorist group O C. An international trade organization D. A North American free-trade

332 mL of phosphorus vapour weighs 0.155 g at 527 °C and 1bar pressure. What is the molar mass of phosphorus?

In a random sample of 25 laptop computers the mean repair cost was $150 with a standard deviation of $35. Compute the 99% confidence interval for u

what group of people did nativists support

Find f(-3) if f(x) = x•x