Ask a New Question

Asked by Jessi

how do you use the substitution method to solve

x + y =2
y = -2x
14 years ago

Answers

Answered by bobpursley
you can use any method.

Here, it is easy to substitute -2x for y in the first equation:
x-2x=2 and it solves quickly.
14 years ago

Related Questions

I have to use the substitution method to solve the system of equations. 4x-y=9 and 2x+3y=12 I... substitution for 5r-s=5 -4r+5s=17 1/4v=5 Use the substitution method to solve this problem. Use the indicated substitution to evaluate the integral integral 18sec(2x) tan(2x)dx, u=2x Using the substitution p=1/x, q=1/y. Solve the simultaneous equation 1x-5/y =7 and 1/x+1/y =3 Substitution 3x+2y=21 2x+4y=22 Using the substitution p=1/x, q=1/y solve the simultaneous equations 1/x -5/4=7, 2/x+1/y=3 according to the substitution effect, in response to a decrease in wage, a person will likely When using the substitution method for solving a system of linear equations in two variables, what s... How do we use substitution in the following system of equations to solve for x? y = 2 + 3x 4x...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use