douglasdanielle24 douglasdanielle24

02-05-2022
Mathematics

contestada

solve the system by elimination 4x-y=2 and x+3y=7

Respuesta :

okikiolu3 okikiolu3

04-05-2022

Answer:

x=1 y=2

Step-by-step explanation:

Isolate x for 4x -y=2: X=2+y/4

Substitute x= 2+y/4

(2+y/4 )+3y=7

simplify 2+13y/4=7

Isolate y for 2+13y/4=7

y=2

Forx= 2+y/4

Substitute y = 2

x= 2+2/4

Simplify

X=1

Answer Link

Otras preguntas

Write a function rule for the table- please help

Question 8 of 20 What gift did Coriolanus give to Lucy Gray the day before the Games began?

1. Ceuk sajak diluhur, endahna lembur kuring teh diswang ti mana? A. Ti kadeukeutanB. Ti kaangganganC. Ti katebihanD. Ti kacaketan2. Kumaha kaayaan pasawahan di

Find the area of a square with side lengths of 4/5 inch

Find the area and perimeter of all of these shapes?

Write the equation of the line that passes through the points (4,5) & (-3, -1)

Write a paragraph about making and eating breakfast. Include at least 2 examples of personification. Highlight the personification.

The four candidates in 1860 showed how deeply divided the country was. What did each of the candidates support?

The perimeter of a rectangle is represented by 4x^2+5x-2. The perimeter of a smaller rectangle is represented by x^2+3x+5. Which polynomial expression represent

Paul is 14 years old. His sister is exactly 6 years younger, so this year she is 8 years old. This year, the ratio of Paul’s age to his sister’s age is 14 : 8 1