jojonotsiwatho
28.12.2019 •
Mathematics
How many solutions does the
equation have?
3(3x + y) - 2x + 8 = 5x + 12
Solved
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Ответ:
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
Ответ: