algebra

posted by .

what is the value of the y-coordinate of the solution to the system of equations x-2y=1 and x+4y=7

• algebra -

subtract the first equation from the second to get
6y = 6
y = 1

Similar Questions

1. Algebra 2

1.) Write a system of equations that has NO solution. 2.) If you wanted to eliminate the y variables in the system of equations below, what would you multiply the first and second equations by?
2. algebra

solve the system of equations by graphing. Then classify the system as consistent or inconsistent and the equations as dependent or independent. x+y=14 x-y=2 What is the solution of the system of equations?
3. alegebra

Solve the system of equations by graphing. Then classift the system as consistent or inconsistent and the equations as dependent or independent. 3x-y=14 3x+4y=-26 What is the solution of the system of equations?
4. College Algebra

Solve the system of equations. Then classify the system. 7x-7y= -42 -7y-7x=42 What is the solution of the system?
5. math

What is the value of the y-coordinate of the solution to the system of equations x + 2y = 9 and x - y = 3?
6. math9

what is the value of the y-coordinate of the solution to the system of equations: x-2y=1 and x+4y=7 1) 1 2) -1 3) 3 4) 4
7. Math

A system of equations is shown below: x + y = 3 2x − y = 6 The x-coordinate of the solution to this system of equations is _____. I'm thinking it could be X=3
8. math help pls pls

A system of equations is shown below: x + y = 3 2x – y = 6 The x-coordinate of the solution to this system of equations is _____.
9. math help pls pls

Two systems of equations are shown below: System A 6x + y = 2 −x − y = −3 System B 2x − 3y = −10 −x − y = −3 Which of the following statements is correct about the two systems of equations?
10. math plz help ;-;

Determine the x-coordinate of the solution of the system of equations below. You may use any method: 2x-y=10 x+y=2 Determine the y-coordinate of the solution for the system of equations. You may use any method. 2x-y=10 x+y=2 Plz help …

More Similar Questions