Respuesta :

For X=2-y Look at the following steps.

Step 1. Subtract 2 from both sides

[tex]x-2=-y[/tex]

Step 2. Multiply both sides by -1

[tex]-x+2=y[/tex]

Step 3. Regroup Terms

[tex]2-x=y[/tex]

Step 4. Switch sides

[tex]y=2-x[/tex]

Done! :) 


For 3x+3y=6 look at the following steps.

To solve for X look at the following steps.

Step 1. Factor out the common term 3

[tex]3(x+y)=6[/tex]

Step 2. Divide both sides by 3

[tex]x+y= \frac{6}{3}[/tex]

Step 3. Simplify 
[tex] \frac{6}{3} [/tex] to [tex]2[/tex]

[tex]x+y=2[/tex]

Step 4. Subtract [tex]y[/tex] from both sides.

[tex]x=2-y[/tex]

Done! now lets solve for y.

Step 1. Factor out the common term 3

[tex]3(x+y)=6[/tex]

Step 2. Divide both sides by 3

x+y=[tex] \frac{6}{3}[/tex]

Step 3. Simplify [tex] \frac{6}{3} [/tex] to [tex]2[/tex]

[tex]x+y=2[/tex]

Step 4. Subtract [tex]x[/tex] from both sides

[tex]y=2-x[/tex]

Done!
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