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

Are x and y inversely proportional in the table below? x: 0.1 0.3 25 100 y: 200 40 0.8 0.2
The marketing department has hired a new employee. Prior to the new employee's first day at work, you have set up and configured a new laptop computer. The comp
Which is most applicable when continuous inspection is used? I-chart, P-chart, c-chart C-bar chart
Write essay studying abroad is waste of time and money. To what extent do you agree with this statement
List the stem numbers below!!
The disease .......... has major symptoms like severe weight loss and skinny appearance.​
Which of the following ordered pairs is a solution of the function f(x)=3x-1
HELPPPPPPPP!!!!!!!!!!!!!!!!!
summary for the wanderings of ulysses
The weight of oranges growing in an orchard is normally distributed with a mean weight of 4 oz and a standard deviation of 0.5 oz From a batch of 2000 oranges,