desmondpacheco
desmondpacheco desmondpacheco
  • 04-06-2019
  • Mathematics
contestada

-7x+8y=39 find the value of y when x equals -9

Respuesta :

EmmaRoseAndre
EmmaRoseAndre EmmaRoseAndre
  • 04-06-2019

-7x+8y=39

x=-9

-7×-9+8y=39

63+8y=39

8y=39-63

8y=-24

y=-24÷8

y=-3

Answer Link

Otras preguntas

The Republican Party won the election of 1860 because of the popularity of Abraham Lincoln
The slope of the line below is -5/7 Write the point-slope equation of the line using the coordinates of the labeled point.
a strong introduction for a persuasive essay establishes the issue gives the writers position and
How did geography affect the development of the Phoenician Empire? The Phoenician's access to the Mediterranean helped them to build a trading empire. Phoenic
What is it called when a bank does not have enough money to pay back its depositors?
Listing all possible rational zeros
It takes a total of 6 hours to fill up an inground backyard pool using a standard hose. A function can represent this situation to represent the amount of water
Given: Line BC=123 Line GB=20 and Line AG=101. What is the measure of Line AC?
During dance practice, Sasha drank 21⁄2 pints of water, and on the way home she drank 1⁄2 cup of water. How much water did she drink in total?
The diagram and #2? Please and thank you