berkeleystir berkeleystir
  • 01-04-2019
  • Mathematics
contestada

solve the systems of equations using substitution.
-3x + 2y = 12
x = 2y - 8

Respuesta :

hamzacx
hamzacx hamzacx
  • 01-04-2019

-3(2y-8) + 2y = 12

-4y + 24 = 12

-4y = -12

y=3

x=2(3)-8

x=-2

Answer Link

Otras preguntas

Jenna has 2 whole watermelon and one-third of another watermelon. Write a mixed number and improper fraction to represent the amount of watermelons she has.
The lowest elevation in the world is in the Dead Sea at 413 feet below sea level. The highest elevation in the world is Mount Everest at 29,035 feet above sea l
If 560 mg is 80% of a dose of medicine how much is a full dose
Which statement best describes the formation of diamonds? A. Diamonds form in kimberlites under very low pressure. B. Diamonds form in kimberlites under very h
How to you get 104 using the numbers 2 3 5 8
Based on the Supremacy Clause, which must US judges support?-state laws-state and federal laws-the Constitution-the Bill of Rights
When might a dissenter show resilience?
what is In 7 days, a group of workers can plant 21 acres. What is their rate in acres per day?
Some research indicates that lowering sodium may reduce a. systolic blood pressure b. HDL cholesterol c. diastolic blood pressure d. diastolic blood pressure
What was the Atlantic Charter?