teddyxbear
teddyxbear teddyxbear
  • 18-09-2020
  • Mathematics
contestada

3x + 12 = -6x - 9 and
12x + 20 = 2x

please help will mark brainliest im super tired you dont have to show work

Respuesta :

Аноним Аноним
  • 18-09-2020
  • Answer:

1. x = - 7/3 = - 2  1/3

2. x = -2

  • Step-by-step explanation:

Hi there !

3x + 12 = - 6x - 9

3x + 6x = - 12 - 9

9x = - 21

x = - 21⁽³/9

x = - 7/3

x = - 2  1/3

12x + 20 = 2x

12x - 2x = - 20

10x = - 20

x = - 20/10

x = - 2

Good luck !

Answer Link

Otras preguntas

What does the mutual reward theory state? A. Family values are more important than ethnic differences. B. When something becomes annoying, it has pa
there are 187 new students this year at Maple Elementary. what is 187 rounded to the nearest ten ?
In 79 CE, a volcano erupted near Pompeii. Within a day, the city was buried under nine feet of ash. How many inches of ash buried the city? One foot is the same
which of the following chains of amino acids correspond to the nucleotide sequences AAUGGCUAC
Which is the name of C5H12? n-heptane n-butane All of these n-pentane n-hexane
All of the following phrases describe a partnership except a. shared responsibility for decisions. b. low start-up costs. c. the involvement of up to 20 part
When European countries set up empires of colonies in Africa and Asia, they were practicing?
How many days are in a solar year?
One responsibility of the Center for Drug Evaluation and Research is to work with product marketers. a. True b. False
Earthquakes and volcanic eruptions can be predicted. a. True b. False