jkw1222p0ttvq
jkw1222p0ttvq jkw1222p0ttvq
  • 25-10-2019
  • Mathematics
contestada

Solve the system by substitution.
system
A. (–8, 7, 5)
B. (–8, –7, 5)
C. (8, –7, 5)
D. (–8, –7, –5)

Solve the system by substitution system A 8 7 5 B 8 7 5 C 8 7 5 D 8 7 5 class=

Respuesta :

KurdishPotato
KurdishPotato KurdishPotato
  • 25-10-2019

Answer:

x =-8 y= -7 z= 5

Step-by-step explanation:

if z = 5

2x - y +5 = -4 ➡2x - y = -9

3y - 2x - 5 = -10 ➡ 3y -2x = -5 adding these up 2y = -14 (2x eliminated) y is -7

by replacing z and y you can find x too

Answer Link
clowcat
clowcat clowcat
  • 25-10-2019
The answer is B hope this helps!
Answer Link

Otras preguntas

when i double my number and add 8 i get my number + 12 WHAT IS MY NUMBER
The temperature danger zone is:*
7/8,0.98,8/9 least to greatest
A 12-gallon tub has a faucet that lets water in at a rate of 3 gallons per minute, and a drain that lets water out at a rate of 1.5 gallons per minute. If you s
what part of speech is the word department
Aluminum metal reacts with HCl to produce aluminum chloride and hydrogen gas. How many grams of aluminum metal must be added to an excess of HCl to produce 33.6
Jim has three times as many comic books as Charles. Charles has 2/3 as many books as Bob. Bob has 27 books. How many comic books does Jim have?*
how did harriet bishop impact the future of minnesota
In the standard (x,y) coordinate plane, a line segment has its endpoints at (3,6) and (9,4). What are the coordinates of the midpoint of the line segment?
jenna''s sixth-grade class is taking a bus to the zoo. the zoo is 156 miles from the school. if the bus travels an average of 55 mi/h, how many seconds will it