IvetteM262192 IvetteM262192
  • 03-11-2022
  • Mathematics
contestada

solve the system of linear equations by substitution 3y=-2x and y=x-5

Respuesta :

AdithyaX13197 AdithyaX13197
  • 03-11-2022

Step 1

Given;

[tex]\begin{gathered} 3y=-2x--(1) \\ y=x-5--(2) \end{gathered}[/tex]

Required; To solve the system of linear equations

Step 2

Find the value of y and x

[tex]\begin{gathered} Substitute\text{ 2 into 1} \\ 3(x-5)=-2x \\ 3x-15=-2x \\ 5x=15 \\ \frac{5x}{5}=\frac{15}{5} \\ x=3 \end{gathered}[/tex][tex]\begin{gathered} From\text{ 2, y=x-5} \\ y=3-5=-2 \end{gathered}[/tex]

Answers;

[tex]x=3,\text{ y=-2}[/tex]

Answer Link

Otras preguntas

120 books decreased by 55%
Marsha has 3 rugs. the first rug is 2 meters 87 centimeters long. the second rug has a length 98 centimeters less than the the first. the third rug is 111 centi
Use distributive property to write an expression equivalent to 6(24)
The sans-culottes were theof france, and their influence resulted in the revolution growing more. Robespierre was elected to lead the. He used the committee to
A problem states: “there are 9 more children than parents in a room. There are 25 people in the room in all. How many children are there in the room?” Which ex
which of the following does not describe 10x? A.)The product of 10 and x B.)10 times x C.)x times 10 D.)the quotient of 10 and x
I dont understand this please help me
5-x is greater than 4
The length of a rectangle is 2 times the width. The area is 200 square centimeters. Find the length and width of the rectangle
What does it mean to check the power of a branch of government?