zslz zslz
  • 02-09-2020
  • Mathematics
contestada

2x – 4y = 24
x + 3y = 7
Solve by elimination

Respuesta :

movando movando
  • 02-09-2020
2x-4y=24
X+3y=7 (-2)


2x-4y=24
-2x-6y=-14
——————-
0 -10y=10
Y=-1

Reemplazar y en la ecuación
2x-4(-1)=24
2x+4=24
2X=20
X=10

Y=-1, X= 10
Hope this helps
Answer Link

Otras preguntas

Here is another for fun question. MUST SHOW ALL WORKINGS So, What is the biggest 4 digit whole number that meets the three requirements 1. the digits are differ
YOU WILL GET 50 POINTS IF YOU HELP ME b. Why does the Harlem Renaissance hold such significance in US history despite its fading influence during the Great Depr
Which substance can not be decomposed by a chemical change? A. Ne B. N2O C. HF D. H2O
Which of these 1 M solutions will have the highest pH?(1) NaOH (3) HCl(2) CH3OH (4) NaCl
Which molecule contains a triple covalent bond? (1) H2 (3) O2 (2) N2 (4) Cl2
Why has the power to regulate interstate commerce become such an important power of Congress?
What were the causes of the Mexican-American War?
How do I find the Q1, Q3, and IQR of a median that is a decimal?
What are the advantages of a sole proprietorship?
one whole and a half plus one and 8 in simplest form