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

Examine why it took the Continental Congress 15 months after the bloodshed at Lexington to declare war against England.
Simplify difference quotient F(x)=2x^2+x+3
1. 3/5x -7 = 23 A. x = 40 B. x = 45 C. x = 50 D. x = 55 2.When Patrick and Cameron went bowling at Victory Lanes, they spent a total of $42. This included r
The price at which shares of an open-end mutual fund are issued and redeemed is based on the fund's _____.
Bairn sells the bowls and plates he makes on his pottery wheel. in which career does he work?
how do you solve this question:7^2 × 4÷4
Select the answers below that represent the ionic compounds in this list: na2so4 h2so4 ch3-ch3 n2o4 cacl2 ca3(po4)2
If an angle measures three times the measure of its supplementary angle. find the measure of both angles
Help me find the measures
What is the next three terms for 0.25, 0.5, 1