grayvagonzal grayvagonzal

03-09-2016
Mathematics

contestada

if y = - 4/5x - 2, what is the value of x when y = - 9

Respuesta :

nobillionaireNobley nobillionaireNobley

04-09-2016

y = -4/5 x - 2
-9 = -4/5 x - 2
-4/5 x = -9 + 2 = -7
-4x = 5(-7) = -35
x = -35/-4 = 35/4

Answer Link

Otras preguntas

Understanding the definition of prefixes, suffixes, and roots will help expand your vocabulary.

What does the title contribute to the readers understanding

For the following system, subtract the second equation from the first equation. 3x - 4y = 7 3x + 2y = -5 What is the resulting equation in simplest form? -6y =

Which substance is made of molecules? A) Water B) Table salt C) Aluminum foil D) Pure Gold Necklace

Please Help!!!!!! The gas tank of your car is 40% full. There are 8 gallons of gas in the tank. Write and solve an equation to find the capacity of the gas t

Help me with all of them plzzz eleven Points

Which two characteristics best describe india's climate? monsoons and hurricane winds oppressive heat and little rainfall monsoons and oppressive heat little ra

Which statement is true? Oceanographers study celestial bodies, such as stars and planets. Astronomers study rocks and earth processes, such as earthquakes. Met

Please help thank you

Match the following related items. 1. gain of electrons reduction 2. low E0 oxidation 3. loss of electrons anions 4. high E0 negative ions 5. negative