(7х+16)/11+8/12=19991/19991

Question

(7х+16)/11+8/12=19991/19991

Answer 1

7/11x+16/11+2/3=1
7/11x=1-70/33
7/11x=-37/33
x=-37:21
x=-1 16/21

Comments

7/11x+16/11+2/3=1
7/11x=1-70/33
7/11x=-37/33
x=-37:21
x=-1 16/21

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у мн не правильно