mame79 mame79
  • 02-02-2021
  • Mathematics
contestada

Elimination 7x+2y = 24 (6,-9)​

Respuesta :

taytayswag2
taytayswag2 taytayswag2
  • 02-02-2021

Answer:

7x + 2y = 24 8x + 2y = 30. Subtract -x = -6 x = 6. Substitute x = 6 into 7x + 2y = 24 7(6)+ 2y = 24 42 + 2y = 24 2y = 24 - 42 2y = -18 y = -9 {6,-9} ...

Step-by-step explanation:

Answer Link

Otras preguntas

Write a letter to your mother asking for Some money to buy winter clother. ​
Solve the following simultaneous linear equations. 4x + 2y=10 x + 2y =7
The function h is defined by h(x)=3x^(2 )+2. Find h(4x)
Prepare an extensive Comparison Table of Energy Resources used in India. (Include conventional, non conventional, potential and stock resources)
Which set of angle measures could be the measures of the interior angles of a triangle? a. 90°, 42°, and 58° b. 60°, 60°, and 60° c. 100°, 48°, and 42°d. 31°, 7
Associer chaque équation inéquation a sa représentation graphique
The HCF and LCM of two numbers x and y are respectively 27 and 2079 if x is divided by 9 the quotient is 21 then find y
3 A question in a book asks students to write 7058 to three significant figures. One student writes the answer 7050. What mistake has he made? Another student w
Prove that (n+5)2-(n+3)2 is a multiple of 4 for all positive integer values of n
Check the full form of the abbreviations in column 1. Short form Full