radomes.openskiesproject.org
liltony244 liltony244
  • 11-11-2014
  • Mathematics
Answered

x+2y=12

-x=-y-6

how do you solve using substitution method

Verified Answer :

luana
luana luana
  • 11-11-2014

\(\left \{ {{x+2y=12\ \ \ \ \ \ } \atop {-x=-y-6\ \ |*(-1)}} \right. \\\\ \left \{ {{x+2y=12} \atop {x=y+6}} \right. \\\\ using\ substitution \ method\\\\ y+6+2y=12\\ 3y+6=12\ \ | subtract\ 6\\ 3y=6\ \ | divide\ by\ 3\\ y=2\\ x=y+6=2+6=8\\\\ \left \{ {{y=2} \atop {x=8}} \right.\)

Answer Link

Related Questions

What groups of lakes serves as a major shipping channel through its connection to St Lawrence River name the individual Lakes
1435 675
Whats the difference between the continental shelf and continental slope please help
Which of the statements below best describes why people came to America for religious reasons They wanted to escape severe persecution They wanted to worship ot
The only way to stay at an appropriate weight is to balance food intake with calories burned True or False
3 pounds of potatoes make eight equal size servings of mashed potatoesHow many potatoes are in each serving
How many chromosomes does a human sex cell contain
How does distance and mass affect gravitational force
R88000 x 3 ajudem please
If pepsin was mixed in a laboratory with sugar molecules like glucose what is the MOST LIKELY result