rsledoux rsledoux

16-06-2020
Mathematics

contestada

Solve systems of equations for x + y, please!! -5x + 3y = 2 -5x - 5y = -30

Respuesta :

sandravital2202 sandravital2202

16-06-2020

x,y=(123/20,1/4)

explanation
-5x+3y=-30
2-5x-5y=-30
-5x+3y=-30
-5x-5y=-32
-5x+3y=30
5x+5y=32
8y=2
y=1/4
-5x+3x1/4=-30
x=123/20

Answer Link

Otras preguntas

How are equivalent fractions used in writing a sum of two like fractions in simplest form?

Ce face electricianul,cu ce se ocupa?

What is an example of a muscle of facial expression?

Which of the following refers to a form of human motivation whereby our decisions and actions are motivated primarily (if not exclusively) by our own interests?

Which article of the United States Constitution dealt with the Legislative Branch? a. Article I b. Article II c. Article III d. Article IV

Jacques Cartier claimed Canada for _________ in 1534.

In the absence of air, why does an object with greater mass fall toward Earth at the same acceleration as an object with less mass?

compare and contrast the sound waves produced by someone whispering and someone shouting.

A political democracy needs a strong social foundation if it is to survive. Which of the following two changes helped develop a strong social foundation? a. se

An atom has 6 protons and 7 neutrons what is its number of electrons