ally3372 ally3372

28-12-2019
Mathematics

contestada

How many solutions does the
equation have?
3(3x + y) - 2x + 8 = 5x + 12

Respuesta :

solemule184 solemule184

29-12-2019

Answer:

4x-3y=-4

Step-by-step explanation:

3(x+y)-2x+8=5x+12

3x+3y-2x+8=5x+12

x+3y+8=5x+12

x+3y-5x=12-8

-4x+3y=4

-(-4x+3y)=-4

4x-3y=-4

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