steph135
steph135 steph135
  • 01-12-2016
  • Mathematics
contestada

I need help. again. I am trying to solve each system of the equations. BTW I am in pre algebra. thank u

I need help again I am trying to solve each system of the equations BTW I am in pre algebra thank u class=

Respuesta :

lizzzagoddess
lizzzagoddess lizzzagoddess
  • 01-12-2016
2y = 27 + 4x 

Is this what you need?
Answer Link
xman7373
xman7373 xman7373
  • 01-12-2016
Same idea here as last time.
You have a y-value, substitute it in the problem.
y=x+12
4x+2y=27
4x+2(x+12)=27
4x+2x+24=27
6x+24=27
-24      -24
6x=3
/6
x=.5

plug back in
y=(.5)+12
y=12.5

final answer:
x=.5,y=12.5
Answer Link

Otras preguntas

The Silk Road trading route lasted for centuries and stretched 4,000 miles from china too
Today, how many americans make a living through agriculture?
Compared to the United States, France during the 19th century was ?
an athlete's diet should consist of
The Silk Road trading route lasted for centuries and stretched 4,000 miles from china too
What means the same thing as partially?
a car rens for 180.00 per week plus 1.00 per mile. find the rental cost for a two week trip of 500 miles for a group of three people.
If federal prisons are indeed safer than state-run facilities, how might you explain this discrepancy?
Jess observed that 60% of the people at a mall on a particular day shopped for clothes. If 2500 people at the mall did not shop for clothes that day, the number
00000000505 in scientific notation