13+2x =
-7=5x+1
6y-13=-52
13 + 2x = 3
2x=3-13
2x=-10/:2
x=-5
-5x=1+7
-5x=8/:-5
x= -
6y=-52+13
6y= -39/:6
y= -6,5
Pozdrawiam :)
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13 + 2x = 3
2x=3-13
2x=-10/:2
x=-5
-7=5x+1
-5x=1+7
-5x=8/:-5
x= -
6y-13=-52
6y=-52+13
6y= -39/:6
y= -6,5
Pozdrawiam :)