Ответ:
x=2
Объяснение:
3x+11=5(2x-1)+2
3x+11=10x-5+2
3x+11=10x-3
3x-10x=-3-11
-7x=-14
x=-14:(-7)
[tex]3x + 11 = 5(2x - 1) + 2 \\ 3x + 1 1= 10x - 5 + 2 \\ 3x - 10x = - 3 - 11 \\ - 7x = - 14 \\ x = - 14 \div( - 7) \\ x = 2[/tex]
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Answers & Comments
Ответ:
x=2
Объяснение:
3x+11=5(2x-1)+2
3x+11=10x-5+2
3x+11=10x-3
3x-10x=-3-11
-7x=-14
x=-14:(-7)
x=2
[tex]3x + 11 = 5(2x - 1) + 2 \\ 3x + 1 1= 10x - 5 + 2 \\ 3x - 10x = - 3 - 11 \\ - 7x = - 14 \\ x = - 14 \div( - 7) \\ x = 2[/tex]