uc6ck2umxk
uc6ck2umxk uc6ck2umxk
  • 04-02-2021
  • Mathematics
contestada

3x + 4y = 18 -2x + 4y = 8 by elimination

Respuesta :

iwantaclairoalbum
iwantaclairoalbum iwantaclairoalbum
  • 04-02-2021

Answer:

x = -8/5 y + 26/5

Step-by-step explanation:

im not entirely sure but i tried my best hope this helps :)

Answer Link
rosh18
rosh18 rosh18
  • 04-02-2021

Step-by-step explanation:

3x + 4y =18...........(1)

-2x+4y=8...............(2)

Same sign for 4y so Addition

x=26

Substitute in (2)

-2×26 +4y=8

-52+4y=8

4y=8+52

4y=60

y=15

Answer Link

Otras preguntas

in 1492, Columbus ________.A. conquered the Aztec empire of Mexico.B. began colonizing BrazilC. arrived in the West indiesD. explored the coast of modern-day Te
The house was painted a dazzling white; the outside shutters, or jalousies, were green. In the yard, which was kept scrupulously neat, were flowers and plants o
you roll a number cube one time. what is the probability that you roll a 3 or 4? write your answer in simplest form.
1. Describe what a person would need to do in terms of caloric input and output to gain weight
What is this line of code doing? scanf("%f", &height);
Independent variable & dependent variable & control variable
The maximum grade allowed between two stations in a rapid-transit rail system is 3.5%. Between station A and station B, which are 310 ft apart, the tracks rise
Can someone please help me with question 5
help please Solve for z. 5z – 8 = 32 A) z = 4 B) z = 6 C) z = 8 D) z = 4.8
help on #7 Find the of each pair monomials