valerietovar956 valerietovar956

04-02-2022
Mathematics

contestada

Solve the system of linear equations by substitution.
3x - 2y = 11
x + 2y = 9
The solution of the system is

Respuesta :

s2000703 s2000703

04-02-2022

Answer:

x=5, y=2

Step-by-step explanation:

1) Subtract 2y from both sides of x+2y to get x=9-2y

2) Substitute x into the first equation to get 3(9-2y)-2y=11

3) Solve for y (y=2)

4) Plug y into either equation: x+2(2)=9 x=5

5) The answer is (5, 2)

Answer Link

Otras preguntas

Why did the gap between rich ans poor in Latin America grow after independence.

is the planet Uranus surface rocky or flat?

What ocean is on the East Coast of the United States?

help on questions 11 and 15 Add and simplify if possible

Why do some states have more Representatives than other states?

Which compound is classified as a hydrocarbon? (1) butanal (3) 2-butanol (2) butyne (4) 2-butanone

Under our Constitution, some powers belong to the states. What is one power of the states?

What did the Declaration of Independence do?

Which change results in the formation of different substances? (1) burning of propane (2) melting of NaCl (s) (3) deposition of CO2(g) (4) solidification of wat

The circumfrence of a ball is 60cm. The ball rolls 16.2m. How many times does the ball make one complete roll?