3x-6 1/4=5 1/3-2x
3x+7 1/2=1 1/2-6x
Proszęęęę!!!!
3x - 6 1/4 = 5 1/3 - 2x
3x + 2x = 5 4/12 + 6 3/12
5x = 11 7/12 / :5
x = 2 19/60
3x + 7 1/2 = 1 1/2 - 6x
3x + 6x = 1 1/2 - 7 1/2
9x = -6 / :9
x = - 6/9
3x + 2x = 5 1/3 + 6 1/4
5x = 5 4/12 + 6 3/12
5x = 11 7/12
5x = 139/12 /* 1/5
x = 139/12 * 1/5
x = 139/60
9x = -6 /:9
x = -6/9
x = -2/3
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3x - 6 1/4 = 5 1/3 - 2x
3x + 2x = 5 4/12 + 6 3/12
5x = 11 7/12 / :5
x = 2 19/60
3x + 7 1/2 = 1 1/2 - 6x
3x + 6x = 1 1/2 - 7 1/2
9x = -6 / :9
x = - 6/9
3x-6 1/4=5 1/3-2x
3x + 2x = 5 1/3 + 6 1/4
5x = 5 4/12 + 6 3/12
5x = 11 7/12
5x = 139/12 /* 1/5
x = 139/12 * 1/5
x = 139/60
x = 2 19/60
3x+7 1/2=1 1/2-6x
3x + 6x = 1 1/2 - 7 1/2
9x = -6 /:9
x = -6/9
x = -2/3