joanna93063 joanna93063
  • 10-04-2017
  • Mathematics
contestada

Solve the following system using the elimination method: 2a+2b=4 and 4a-3b=8

Respuesta :

IcefromTaiwan
IcefromTaiwan IcefromTaiwan
  • 10-04-2017
a = 2
b = 0

2a + 2b = 4 → 4a + 4b = 8

(4a + 4b = 8) - (4a - 3b = 8) → 7b = 0

b = 0

so a = 2
Answer Link
Аноним Аноним
  • 10-04-2017
2a+2b=4 a=1 and b=1

4a-3b=8  a=5 and b=4

hope i helped ya
Answer Link

Otras preguntas

Oración con la palabra anciano
What's a sentence using work in a nonscientific sense
1/8 of 16,048 is what
Which of the following places did Alexander the Great NOT lead his army? A. India B. Spain C. Egypt D. Asia Minor
What is the benefits of recycling plastic and paper products to wildlife? a. fewer landfills b. less expense c. sustainable energy d. clean fuel
James goes to his favorite hamburger place for lunch. He has a coupon that gives him a discount of 20% off the bill. James orders a cheeseburger and a milkshake
how many voyages did henry Hudson take
Shang Dynasty craftsmen were known for their _____. bronze works silk jade and stone works all of the above
Plant cells have a cell wall, which means that gene transfer can be done only by physical methods. Which method would be preferred for the production of a pesti
How might the development of farming have led to civilization. Explain your answer