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

Write a summary about the history of Virginia.
Factor completely −5x3 + 10x2. Prime −x(5x2 − 10x) 5x(−x2 + 2x) −5x2(x − 2)
what is $184.94 if the shipping 5%
The science club has m members. The club bought 12 bumper stickers to split among its members. Write an expression that shows how many bumper stickers each memb
During a one-year study, a graduate student attempted to count the wolves and moose on the island. He estimated that there were 950 moose and 120 wolves. How ma
Given that f(x) = x2 + 2x + 3 and g(x) = quantity of x plus four, over three, solve for f(g(x)) when x = 2. a. 2 b. 5 c. 11 d. 33
Explain Greek Society and Two forms of GOVERNMENT between Athens and Sparta. Explain in FIVE sentences.
Use (<, >, =) to compare 2⁄3 and 3⁄4. A. 2⁄3 < 3⁄4 B. 2⁄3 > 3⁄4 C. 2⁄3 = 3⁄4 D. None of the above
I am confused on how to solve this problem. I did the work and got -0.18. Please explain the process to me! When a 57-gram piece of aluminum at 100oC is placed
Which system of inequalities represents the graph?