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

This role relates to getting along with other countries A)chief executive B)commander in chief C)chief of state D)chief politician E)chief diplomat
Describe how living in a fascist country is different from living in a democratic country
Who developed a severe communism
many credit card companies wont tell you your interest rate or tell you your credit limit until after they have issued you their credit card. True or False
PLEASE HELPS ASAP WITH SPANISH ASAP 1) Él ____ notas malas. sacaba sacaban sacabas 2.) Hay tres Reyes Magos. ​sí ​no 3.) Read the following.​ ​ Semana
Writethesesentences.Chooseadjectivesof your own to fill the spaces. The ____ sunlight filtered through the ____ branches of the ____ trees. Two ____ deer peered
volunteers were 3/4 finished with the walkathon when they reached 4 1/2 -kilometer mark. how long was the walkathon
If I got 121 questions and 99 wrong on a test what is the percentage that I got wrong?
Who were The invaders from Central Asia
Simplify: -5 (9 - 4 • 6)