palaguchijosephine2 palaguchijosephine2
  • 15-01-2020
  • Mathematics
contestada

x=3
5x+4y=-9
-x+4y-2z=-25

Respuesta :

aaronb259657 aaronb259657
  • 15-01-2020

Answer:

y=-6 z=-1

Step-by-step explanation:

5(3)+4y=-9

15+4y=-9

-15. -15

4y=-24

/4. /4

y=-6

-x+4y-2z=-25

-3+4(-6)-2z=-25

-3+-24-2z=-25

-27-2z=-25

+27. +27

-2z=2

/-2. /-2

z=-1

Answer Link

Otras preguntas

What is -3+3 what is the answer and show work
The cube of the difference of 1 and a number.
I need help on this plzzz
A disc jockey wants to select 4 songs from a new cd that contains 12 songs. How many ways can the disc jockey choose four songs?
Complete each question by choosing or typing in the best answer. 1) Choose the sentence that contains an error in verb usage. A) Most watercolorists begin
Can someone please help
Based on its role as outlined in the US constitution which function is most commonly carried out by the House of Representatives ? Electing a president in deadl
2,3,5,9,17 what’s the pattern?
just zoom in pls because I need hellllppppp
[tex] - 3 \sqrt{20} \times 5 \sqrt{15} [/tex]