Ответ:
a) 17/6x+7/6x=24/6x=4/x
b) 6a-5/a3-2a-5/a3
6a-5-(2a-5)/a3
6a-5-2a+5/a3
4a/a3
4a/a2
в)-7+m+10+m/3m^2
-7+10+m/3m^2
3m/3m^2
1/m^2
г) 3x+5-(5x-7)+4x-13/8x-4
3x+5-5x+7+4x-13/4(2x-1)
2x-1/4(2x-1)
1/4
д)(a-b) ×(7a-8b)+(6-a) ×(6a-7b)/(6-a) ×(a-b)
7a^-8ab-7ab+8b^2+36a-42b-6a^2+7ab/6a-6b-a^2+ab
a^2-8ab+8b^2+36a-42b/6a-6b-a^2+ab
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Answers & Comments
Ответ:
a) 17/6x+7/6x=24/6x=4/x
b) 6a-5/a3-2a-5/a3
6a-5-(2a-5)/a3
6a-5-2a+5/a3
4a/a3
4a/a2
в)-7+m+10+m/3m^2
-7+10+m/3m^2
3m/3m^2
1/m^2
г) 3x+5-(5x-7)+4x-13/8x-4
3x+5-5x+7+4x-13/4(2x-1)
2x-1/4(2x-1)
1/4
д)(a-b) ×(7a-8b)+(6-a) ×(6a-7b)/(6-a) ×(a-b)
7a^-8ab-7ab+8b^2+36a-42b-6a^2+7ab/6a-6b-a^2+ab
a^2-8ab+8b^2+36a-42b/6a-6b-a^2+ab