businessarrow36 businessarrow36
  • 21-12-2020
  • Mathematics
contestada

Solve the following systems of equations using the substitution method.

5x+3y=1
X+2y=3

Answers
(1,2)
(-1,2)
(1,-2)
(-1,-2)

Respuesta :

samuelrengifo
samuelrengifo samuelrengifo
  • 21-12-2020

Answer:

(-1,2)

Step-by-step explanation:

x = 3-2y

then

5(3-2y) + 3y = 1

15 -10y +3y = 1

14 = 7y

y = 2

then

x = 3-2(2)

x = -1

Answer Link

Otras preguntas

TASHA WANTS TO BE A DOCTOR WITCH CTSO SHOULD SHE JOIN
In a list of numbers, the pattern increases by 0.001 as you move to the right. If the third number in the list is 0.064, what is the first number in the list? E
When writing a number in scientific notation, how many digits should be to the left of the decimal point? a. None b. One c. Two d. It depends on how precise
The difference of 10 and 5
what is the ratio of 130 men to 105 women
Why was a severe downturn in oil prices during the early '80s detrimental to the Soviet economy?
Arrange the numbers in decreasing order, 8.508, 8.58, 7.5, 7.058
What is one tenth greater than 7,000
Does the principles of the constitution include unlimited government and individual rights over common good?
What body of water is found in the central United States