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Polina13171
@Polina13171
July 2022
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найдите корень уравнений 2(2,6x-4)=-30+5,09x
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andrisd
Verified answer
2(2.6x-4)=-30+5.09x
5.2x-8=-30+5.09x
5.2x-5.09x=-30+8
0.11x=-22
x=-22/0.11
x=-200
25 votes
Thanks 67
reshator2000
2(2,6x-4)=-30+5,09x
5.2x-8=-30+5.09x
5.2x-8+30-5.09x=0
0.11x-22=0
0.11x-22 =0
0.11x=22
x=200
8 votes
Thanks 14
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Answers & Comments
Verified answer
2(2.6x-4)=-30+5.09x5.2x-8=-30+5.09x
5.2x-5.09x=-30+8
0.11x=-22
x=-22/0.11
x=-200
5.2x-8=-30+5.09x
5.2x-8+30-5.09x=0
0.11x-22=0
0.11x-22 =0
0.11x=22
x=200