eightball874 eightball874
  • 20-04-2020
  • Mathematics
contestada

4x - 2y =7
X +2y =3
What is x and y ??

Respuesta :

ifex
ifex ifex
  • 20-04-2020

Answer:

x=2. y=1/2

Step-by-step explanation:

4x-2y=7. Equation 1

x+2y=3. Equation 2

Add the two equations

(4x+x) +(-2y+2y) =7+3

5x+0=10

5x=10 divide both sides by 5

X=2

Substitute x=2 in equation 2

2+2y=3

2y=3-2

2y=1. Divide both side by 2

Y=1/2

Answer Link

Otras preguntas

A diagram shows the dimensions for a local botanical garden. Measure the parallelogram to the nearest 1/4 inch. What is the area of the botanical garden diagram
This is due today please help. What is the area of the shape. Answer choices: 24 yd2 36 yd2 39 yd2 30 yd2
Are the consequences of gaining knowledge worth the risk?
Ok hi can any one help me please i got it wrong thank you!!!!!!!
A triangle has two sides with lengths 7 m and 12 m. Which of the following lengths could represent the length of the third side? * 1 point 4 m 19 m 17 m 2 m
Plzzzzzz help meeeee plzzzz
rename the mixed number as an improper faction a. 3/5 b. 12/5 c. 2/6 d 7/5
arrange this ,in boys is flying park his the kite​
Calculate the first and second velocities of the car with three washers attached to the pulley, using the formulas v1 = 0.25 m / t1, and v2 = 0.25 m / (t2 – t
Find the solution of the system of equations. 15x – 4y = -50 3x – 2y = –16