Решите уравнение: 2(х-11)-5(5-2х)=-23; -5(4х+3)+3х=-12(х-3); 8(-3х+4)+14(3+2Х)+4+2х.

Question

Решите уравнение: 2(х-11)-5(5-2х)=-23; -5(4х+3)+3х=-12(х-3); 8(-3х+4)+14(3+2Х)+4+2х.

Answer 1

2х-22-25+10х=-23
2х+10х=-23+22+25
12х=24
Х=2

Answer 2

2x-22-25+10x=-23
2x+10x=-23+22+25
12x=24
x=2

Comments

-20x-15+3x=-12x+36

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-20x+3x+12x=36+15

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5x=51

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x=10,2