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[latex] \frac{15-x}{6} - \frac{2x+16}{5} =1[/latex] [latex] \frac{5}{12} + \frac{x}{6} = \frac{x}{4} + \frac{x}{3} [/latex] [latex] \frac{x-1}{5} + \frac{x-2}{3} = 2- \frac{x-2}{15} [/latex] 5 -  x√5 = 3 - x√3 (x-1) * √2 = 2x -1

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lalavi

5(15-x)-6(2x+16)=30 75-5x-12x-96=30 -17x=51 x=-51/17=-3 5+2x=3x+4x 5=5x x=1 3(x-1)+5(x-2)=30-x+2 3x-3+5x-10=32-x 9x=45 x=45/9=5 5-x√5=3-x√3 5-3=x√5-x√3 2=x(√5-√3) x=2/√5-√3 (x-1)√2=2x-1 x√2-√2=2x-1 x√2-2x=√2-1 x(√2-2)=√2-1 x=√2-1/√2-2

Mallii

a) 5(15-x)-6(2x+16)=30 75-5x-12x-96=30 -17x=51 x=-3 b)5+2x=3x+4x 5=5x x=1 c)3(x-1)+5(x-2)=30-x+2 3x-3+5x-10=32-x 9x=45 x=5 d) 5-3=-x√3+x√5 2=x(√5-√3) x=2/(√5-√3) x=2(√5+√3)/2 x=√5+√3 e)x√2-√2=2x-1 x(√2-2)=-1+√2 x=(√2-1)/√2-2 x=(√2-1)(√2+2)/-2 x=2+√2-2/-2 x=-√2/2

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