va80001 va80001

19-12-2019
Mathematics

contestada

Solve the system of equations by substitution.
y equals 3 x minus 10
3 x plus 2 y equals 16

Respuesta :

Yang100 Yang100

19-12-2019

Answer:

x=4, y=2. (4, 2).

Step-by-step explanation:

y=3x-10

3x+2y=16

-----------------

3x+2(3x-10)=16

3x+6x-20=16

9x-20=16

9x=16+20

9x=36

x=36/9

x=4

y=3(4)-10=12-10=2

Answer Link

Otras preguntas

A company with monthly revenue of $124,000, variable costs of $51,000, and fixed costs of $40,400 has a contribution margin of:

Kathy has lost 25 pounds recently through dieting. According to ____ she will have difficulty keeping the weight off because her metabolism will have decreased

Explain the difference: 4 times the sum of x and y and the sum of 4 x and y

In regards to regulation, when industry leaders recruit promising bureaucrats who have already developed an expertise in regulatory details and, in turn, regula

what was the smallest voltage required to produce a contraction (the threshold voltage)? what proportion of the fibers in the muscle do you think were contracti

In the Michigan Insurance Code, Chapter 45, insurance fraud defines financial loss as all of the following EXCEPT loss of earnings additional premiums out-of-po

A bond with a 7-year duration is worth $1,073, and its yield to maturity is 7.3%. If the yield to maturity falls to 7.21%, you would predict that the new value

summary about the tail of genji

A company upgraded production machinery to transmit data to the data warehouse about the fit tolerance for assembled parts of each unit produced as the measures

Hypoxia induces a breathing pattern of rapid and shallow breaths with a relatively higher increase in respiratory rate than tidal volume. The ...