Question 940141

1.)

{{{x-14=15}}}

{{{x-14+14=15+14}}}

{{{x=29}}}

2.)

{{{3x+5=-4}}}

{{{3x+5-5=-4-5}}}

{{{3x=-9}}}

{{{3x/3=-9/3}}}

{{{x=-3}}}

3.)

{{{(x-5)/3=2}}}

{{{3(x-5)/3=2*3}}}

{{{cross(3)(x-5)/cross(3)1=6}}}

{{{x-5=6}}}

{{{x-5+5=6+5}}}

{{{x=11}}}