kiyahhowze118
kiyahhowze118 kiyahhowze118
  • 03-05-2021
  • Mathematics
contestada

3x - 3y = 9 and x + 3y = 12 *

Respuesta :

shivapathak580
shivapathak580 shivapathak580
  • 03-05-2021

Answer:

Solving equation i and ii, we get;

3x-3y+x+3y=9+12

4x=21

x=21/4

Putting the value of x in equation ii.

(21/4)+3y=12

3y=12-(21/4)

3y=(48-21/4)

y=27/(4*3)

y=9/4

Answer Link

Otras preguntas

What is the product of 3/4 and 6/7
In the long run which of the following is true? The size of a firm's physical plant can be changed but the firm cannot adopt new technology. Total cost = fixed
List all the permutations of three objects m comma l comma and n taken two at a time without repetition. What is 3 Upper P 2​? List all the permutations of thre
Consider the following information and then calculate the required rate of return for the Global Investment Fund, which holds 4 stocks. The market's required ra
These box plots show daily low temperatures for a sample of days in two different towns.
Please help me out with this homework question
Exercise 7-5A Analyzing financial statement effects of accounting for uncollectible accounts using the percent of revenue allowance method LO 7-1 Grover Inc. us
4977÷7 There are 4977 lollipops at the factory. There are 7 boxes to go to schools. How many lollipops go in each boxes.
What does Darwin’s theory of evolution explain about the natural world
In a cool environment, an ectotherm is more likely to survive an extended period of food deprivation than would an equally sized endotherm because the ectotherm