cm000675 cm000675
  • 01-10-2021
  • Mathematics
contestada

3x + 2y = 1 5x – 2y = 39

Respuesta :

keenan39 keenan39
  • 01-10-2021
3x + 2y = 39
-3x -3x

2y = 39-3x
— ———
2 2

y= 19.5 - 3x/2
plug (19.5 - 3x/2) for y

1.5x - 2(19.5 - 3x/2)= 39
x= 17.33333333334
Answer Link

Otras preguntas

Please look at the screenshot
Choose a subject and write a active and a passive sentence about it
What is mootness, and how is it different from ripeness?
Jane has saved 600 dollars in a college fund. She added money to the account over the next year and at the end of the year, the account had 890 dollars. !! Writ
In a family there is 1 mother and 1 father also 4 daughters who have one brother . How many family members are there
which of the following is NOT a natural resource? gold water oil fire
In a reaction, the actual yield is always at least as large as the theoretical yield. True or false. give short explanation on answer
Please help me. no links I report you
A Sound of Thunder Conflict is a struggle. It may be internal (person versus self) or external (person versus something else). Give examples of both internal a
xsquared minus 6x =0