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

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

A car sales person is . a base salary of 35,000 a year +8% of sales what are the sales needed to have an annual income greater than 65,000

How did Deepwater Horizon oil spill crash happen and went wrong leading up to the crash

Which statement provides the best argument in favor of deforestation? Deforestation prevents erosion of farmland. Deforestation prevents air and water pollution

what number produces a rational number when added to 1/3

On Monday Albert ran 700meters; on Tuesday he ran 6 hectometers; and on Thursday he ran 5 Kilometers; and on Thursday he ran 17,000 meters. how many kilometers

Can someone please help with question # 2

Read the excerpt from “Pakistan’s Malala.” Why do you risk your life to raise your voice? a reporter asked her. In perfect English, she answered that her peop

Viruses have two main structures: a(n) _____ and genetic material. A. vaccine B. organelle C. capsid D. host cell

3-Which of the following elements of the promotional mix includes coupons, premiums, loyalty programs, and point-of-purchase displays? A. advertising B. publ

Is it okay for a 13 yr old girl to ask out a 16 yr old boy if they really like them?..