yamilacarranza yamilacarranza

20-02-2020
Mathematics

contestada

Solve the system of equations.

4x+2y+5z=8
5x+3y+4z=9
6x+3y+3z=3

A. (x=-3, y=6, z=1)
B. (x=-5, y=8, z=3)
C. (x=-4, y=7, z=2)
D. (x=-2, y=5, z=4)

Solve the system of equations 4x2y5z8 5x3y4z9 6x3y3z3 A x3 y6 z1 B x5 y8 z3 C x4 y7 z2 D x2 y5 z4 class=

Respuesta :

sabrinamahreen10 sabrinamahreen10

20-02-2020

Answer:

It's C. (x=-4, y=7, z=2)

Step-by-step explanation:

It's C, because:

4(-4) +2(7) +5(2)=8 <----- (4x+2y+5z=8)

5(-4) +3(7) +4(2)=9 <------ (5x+3y+4z=9)

6(-4)+3(7)+3(2)=3 <------ (6x+3y+3z=3)

Answer Link

Otras preguntas

how to graph the equation y=1/4x-6

The water level in a swimming pool increased from 4.5 feet to 6 feet. What is the percent increase in the water rounded to the nearest tenth of a percent? Show

5/12+2/9+1/6 adding fractions

Why were roads significant to the roman republic and ancient cultures and religions of the same time period

Which formula represents a compound whose molecules are tetrahedral? (A) BH₃ (B) C₂H₂ (C) CH₄ (D) H₂O (E) C₂H6₆

Pick the answer that most likely represents the substances’ relative solubilities in water. (A) CH₃CH₂CH₂CH₃ < CH₃CH₂CH₂OH < HOCH₂CH₂OH (B) CH₃CH₂CH₂OH &l

who was the last czar of russia

why does Paine begin his argument for independence with a attack on the principle of monarchy and hereditary succession?

Mike can cut a 40 foot by 20 foot yard with a push mower in 25 minutes. At this rate, how many more minutes would it take him to cut a 40 foot by 30 foot yard?

how to graph the equation y=1/4x-6