# algebra

using the substitution method how do you solve y=-1/3x y+2x=5

1. 👍
2. 👎
3. 👁
1. y=(-1/3)x

y+2x=5

(-1/3)x+2x=5

(-1/3)x+(6/3)x=5

(5/3)x=5 Multiply with 3

5x=15 Divide with 5

x=15/5=3

y=(-1/3)x

y=(-1/3)*3= -1

x= 3 y= -1

1. 👍
2. 👎

## Similar Questions

1. ### Algebra PLEASE HELP!!

What advantages does the method of substitution have over graphing for solving systems of equations? Choose the correct answer below. A. Graphing cannot be used to solve dependent or inconsistent systems due to the nature of the

2. ### Math

1. Explain the advantages and disadvantages of both the substitution method and the elimination method for solving a system. Help please. The only reasons I can think of is because in substitution it might be more difficult cause

3. ### Pre-Calc

Solve the system of equations using either the substitution method or the multiplication/addition method answer: 3x+2y=14 2x-4y=4

4. ### Algebra

If 2x + 2y = 20 & 5x - 3y = 15 Solve using the substitution method.

1. ### algebra

Solve the following system using the substitution method: 6x - 2y = -4 y = 3x + 2

2. ### algebra

Solve the given system by the substitution method. 3x + y = 17 5x -2y = 10

3. ### algebra

x+3y=-10 7x-5y=34 solve using substitution method

4. ### 0303 math

Solve the system by the substitution method y=-2x-4 5x-2y=-1

1. ### Maths

Solve 3x+y=25, xy=8 using substitution method

2. ### algebra

Solve the following system using the substitution method: 3x + y = -3 y = 2x + 7

3. ### Mathematics

X^2+y^2=34 X+Y=2(solve using substitution method)

4. ### Substitution Method-Plz help

Use the Substitution method to solve the system of equations. x + y = -4 x - y = 2 solve for x in the second equation. x= y+2 Put that in for x in the first equation: x+y=-4 (y+2) + y = -4 solve for y. Then, x= y+2 i don't get