Seudónimo Seudónimo
  • 03-01-2017
  • Mathematics
contestada

Given the system of equations:
2x + 2y = 16
6x + 4y = 38
What is the value of X?
A. 13
B. -1
C. 3
D. 1/3

Respuesta :

fencingparry4
fencingparry4 fencingparry4
  • 03-01-2017
2x=16-2y
x=8-y

6(8-y)+4y=38
48-6y+4y=38
48-2y=38
-2y=-10
y=5

8-5=x
x=3 <-Answer
Answer Link

Otras preguntas

What does Y=-x^2-3x+6 equal
Find the equation of the line that contains the point (6,-2) and is perpendicular to the line y=-2⁢x+8 .
What is 0.473 rounded to the nearest tenth
as a young teenage performer bille holiday began her singing career with the band of
How did Americans fight back against the British naval blockade? Now answer: Later answer
which expression is equivalent to negative 32 5/3? A. -8 B. negative 3/32^5 C. 1-3/32^5 D. 1/8
How many rules did the lilliputians give gulliver in order to live with them?
The new jersey plan and the virginia plan proposed at the constitutional convention in 1787 disagreed with each other about the basis of representation in the l
Four oranges cost a total of 90 cents. At this rate, what is the cost of 3 dozen oranges? Step by step will put brilliants
Of the following people, who was a former slave who spoke for the abolitionist cause? Dorothea Dix Nat Turner William Garrison Frederick Douglass