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

"John Marshall has made his decision. Now let him enforce it!" Andrew Jackson, 1832 What is President Jackson referring to in this statement? A) The Treaty of
why did the roaring twenties get its name
Choose the simple subject in the following sentence. The tallest contestant won the prize. A. contestant B. prize C. tallest D. won
The earliest large cities in colonial north america were located
Puerile : mature :: a. fraternal : brotherly b. uxorious : masculine c. innate : essential d. moribund : lively e. familial : marriageable
Which state applied to join the Union in 1819?
Suppose an airplane climbs 15 feet for every 40 feet it moves forward. What is the slope of this airplane's ascent?
predict the miles traveled in 5 hours at a rate of 189 miles in 3 hours
What is the product of 36 and 80
Since people today are living longer, a person may be able to know four generations of her ____. a. gentile b. progeny c. autonomy d. virility