SOLUTION: what is x and y: 0.5x + 1.5y = 5 x + y = -10

Algebra.Com
Question 350501: what is x and y:
0.5x + 1.5y = 5
x + y = -10

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
1.
2.
Multiply eq. 1 by (-2) and add to eq. 2,



Then from eq. 1,


RELATED QUESTIONS

Using the point-slope formula, what is the equation of the line that passes through the... (answered by fractalier)
Solve the following systems of equations and state if any lines are parallel 1. y +... (answered by math-vortex)
What is the solution to 1. y = 3x – 8 y = 4 – x 2. x + y = 0 3x + y = -8 (answered by Alan3354)
what is the value of x and y 5x + 5y = 16 2x + 2y =... (answered by Alan3354)
What is the slope y-intercept x-intercept of 5x-3y=5,x=7y-9,... (answered by Alan3354)
Find the slop and y-intercept for each line. y = -x + 5 3x + 5y + 10 =... (answered by Alan3354)
I found the x and y intercepts but now i need the slope this is what i did so far...... (answered by rchill)
Can you put these into y=mx+b x-y=0 5x-3y=10 and x-2y=1 5x-4y= -23 and... (answered by Alan3354,stanbon)
Is it possible to get infinitely many solutions and an x, y, and z value for the... (answered by Alan3354,MathTherapy)
Solve the system by substitution: x+5y= -10 2x-y = 2 what is x and... (answered by jim_thompson5910)