shiffertcailean
shiffertcailean shiffertcailean
  • 21-12-2020
  • Mathematics
contestada

Find the solution to the following system of equations using the addition method. 2x - y = 5 x + y = 13

Respuesta :

Аноним Аноним
  • 21-12-2020

Answer:

x = 6

y = 7

Step-by-step explanation:

2x - y = 5

x + y = 13

2x - y = 5

y = 2x - 5

x + y = 13

x + 2x - 5 = 13

3x - 5 = 13

3x = 18

x = 6

y = 2x - 5

y = 2 ( 6 ) - 5

y = 7

Answer Link
meredith48034
meredith48034 meredith48034
  • 21-12-2020

Answer:

Step-by-step explanation:

2x - y = 5

x + y = 13

3x = 18

x = 6

6 + y = 13

y = 7

(6,7)

Answer Link

Otras preguntas

Given the reaction: S + O2 ---> SO2 How many moles of sulfur must be burned to give 0.567 moles of SO2?
Determine which expression has the greater value: 40-16 +10 or -20 + 18 + 30?
Two ways to give credit to a source include a ____ and in-text citations. 1.bibliography 2. biography 3.dictionary 4. glossary
What is the answer to 1/7 times by 6
Simplify 3 + 5(x - 4) Solve: 3(x - 6) = -12 b5 b Write answer with words “to the ____power” Given the equation y = 3x - 7, Name the slope and the y - inte
Calculate the volume occupied by 1.76 mol of gas at a pressure of 2.85 atm and a temperature of 355k
16. Muscle makes up to what percent of your body weight​
What is the molarity if 2.54 miles of NaOH is dissolved in 3.77Liter?
I have no clue how to solve this equation
Si quieres aprender a montar en bicicleta, primero aprend a montar en _________. A. triciclo B. tren C. Patio de recreo