ShivankB421628 ShivankB421628
  • 03-11-2022
  • Mathematics
contestada

if -x - 3y = 2 and -8x + 10y = 9 are true equations, what would would be the value of -9x + 7y?

Respuesta :

TyrenT626354 TyrenT626354
  • 03-11-2022

To find the value we add both equations:

[tex]\begin{gathered} (-x-3y)+(-8x+10y)=2+9 \\ -9x+7y=11 \end{gathered}[/tex]

Therefore the value of the expression given is 11.

Answer Link

Otras preguntas

Who created "The 16 personality types"?
22/5 divided by 13/3
If a hypothesis test is found to have power = 0. 80, which is the probability that the test will result in a type ii error?
i need help with this ;n;​
Write the ratio of 4 roses to 24 flowers
What is regression analysis? when would you use it? what is the difference between simple regression and multiple regression?
What type of social institutions do you think are most in need of change in the united states?
classify each polynimal based on the number of terms it contains
What is the progenitor of a macrophage? a. megakaryocytes b. eosinophils c. monocytes d. myeloblasts
The critical functions of special economic zones (sezs) in china’s economic development strategy are to?