jinhyeonjeong jinhyeonjeong
  • 01-04-2021
  • Mathematics
contestada

x=3y−5 2x+12y=-4 please solve the system of equations and show your work

Respuesta :

pleasehelpme7281
pleasehelpme7281 pleasehelpme7281
  • 01-04-2021

sub x = 3y - 5 into equation 2

2(3y - 5) + 12y = -4

6y - 10 + 12y + 4 = 0

18y - 6 = 0

18y = 6

y = 6/18

y = 1/3

sub y = 1/3 into equation 1

x = 3(1/3) - 5

x = 1 - 5

x = -4

Answer Link

Otras preguntas

What times itself 3 times equals 64?
how many groups of 3 do you have
Which following statement about FAFSA process are TRUE?
a car rens for 180.00 per week plus 1.00 per mile. find the rental cost for a two week trip of 500 miles for a group of three people.
explain how estimation can help me to place the decimal point when multiplying 3.9 x 5.3
simplify the following expression. 6.72 + 0.088
Define Bernoulli's principle
An average ant is 1/4 inch long. An average aphid is 3/32 inch long.how many times longer is an average ant that an average aphid. Please put in simplest form
What is the value of k? 2k+9=7−3k
Fill in the blank with the correct conjugation of the verb in parentheses. ¿Trabajar tú por la tarde?