# MATH

posted by .

Solving by graphing DQ 1
Solving by substitution

Solving by elimination

Which method do you think would be best to solve this system?
y=10x-8
y=1/2x+5

• MATH -

y = 10x - 8

Multiply both sides of second equation by 20.

20y = 10x + 100

Subtract first equation from second.

19y = 108

## Similar Questions

1. ### 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 there's …
2. ### Algebra

Solving system of linear equations by using the apropiate method name the method and the x,y coordinates 1)X=4y+8 2x-8y=-3 2)3x-7y=6 elimination method 2x+7y=4 (2,0) 3)5x-2y=12 elimination method 3x-2y=-2 (7,23/2) 4)9x-8y=42 elimination …

Produce an example of a system of equations to your fellow students and allow them to respond on which method (graphing, substitution, elimination, matrices) they would choose for solving your systems of equations. Be sure to reply …
4. ### algebra

"Systems of equations can be solved by graphing or by using substitution or elimination. What are the pros and cons of each method?
5. ### algebra

Systems of equations can be solved by graphing or by using substitution or elimination. What are the pros and cons of each method?
6. ### Math (Algebra)

I sent my professor asked the pros and cons of each method, I answered with this; When graphing; pros are that graphing gives you a picture of what the solution is. Cons would be is that graphing is not always accurate and it is difficult …
7. ### Math: Algebra

1. Which method would be the simplest way to solve the system?
8. ### Algebra

When is the substitution method a better method than graphing for solving a system of linear equations?
9. ### Math

When solving a system of equations, how do you determine which method to use?
10. ### pre calculus

Describe the advantages and disadvantages of The method of substitution”, “The method of graphing”, and “The method of elimination” of solving systems of equations

More Similar Questions

Post a New Question