george2006 george2006

11-12-2019
Mathematics

contestada

What is the substitution equation for 7x-2y=35 and x-4y=5

Respuesta :

ayeshanazir195 ayeshanazir195

12-12-2019

Answer:

y=0 and x=5

Step-by-step explanation:

multiplying equation 2 by 7 and subtracting it from equation 1 we get

7x-2y=35 - 7x-28y=35

26y=0

y= 0/26

y = 0

putting value of y in equation 1

7x -2(0) = 35

7x - 0 = 35

7x = 35

x = 35/7

x = 5

Answer Link

Otras preguntas

In the United States, the concept of political parties began during the administration of A) Andrew Jackson B) Franklin D. Roosevelt C) George Washington D) Ab

What is a reliable resource when it comes to determining your nutritional needs?

The sound wave produced can best be described as a ?

Compare and contrast how Sara and little willy react to the challenges they face

Which word is the subject complement of the sentence? Joey is the best dancer of the group. A. dancer B. Joey C. group D. best

The side length of a square is x+1. write an expression that is equivalent to the perimeter of the square.

What does lily pad get from the water

When comparing an original work to its reaction in a different medium, what should a literary critic try to analyze? A. The history of the work B. The artist's

In the early 17th century, Galileo Galilei was convicted of heresy for claiming that Earth revolves around the Sun. This conviction was an example of

Which lines in the poem indicate its theme? A Shadow by Henry Wadsworth Longfellow I said unto myself, if I were dead, What would befall these children? What wo