AddylineR55977 AddylineR55977
  • 03-11-2022
  • Mathematics
contestada

if y=3x+4 and y=2x+8, find the value of both x and y.

Respuesta :

HezekiJ120238 HezekiJ120238
  • 03-11-2022
[tex]\begin{cases}y=3x+4 \\ y=2x+8\end{cases}\rightarrow3x+4=2x+8\rightarrow3x-2x=4\rightarrow x=4[/tex]

having that x=4, we get that

[tex]y=2\cdot4+8=16[/tex]

Answer Link

Otras preguntas

The lenght of the base of an isosceles triangle is x. The lenght of a leg is 2x-5. The perimeter of the triangle is 20. Find x.
How did architecture change during the Middle Ages?
The amendment process under the Constitution allows the government to A. add as many new laws as the Congress can pass B. remain exactly the way the founders en
Humanism was a system of thought that focused on human values, interests, and welfare. It discouraged superstition and promoted rational thinking. Which stateme
please help the problem 1-5 ,9 please please thank you
Neil takes his family to an amusement park for 5/8 of the cost since they visit in the winter instead of the summer. What is 5/8 written as a decimal? 0.125 0.3
What is the expression in factored form? x2 + 14x + 48 A. (x + 6)(x - 8) B. (x + 8)(x - 6) C. (x - 8)(x - 6) D. (x + 6)(x + 8)
here is the real two
What is 39.5% written as a fraction in simplest form please help me please
What is the decimal equivalent to  3/9 help fast