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a in (-oo:+oo)
-2 = a+3 // - a+3
-a-3-2 = 0
-a-5 = 0 // + 5
-a = 5 // * -1
a = -5
a = -5
| d+9=0 | | t+6=13 | | -3/7h=6 | | y-e=Z | | -10=k-10 | | m+2=13 | | w-1=11 | | 10+n=1 | | k-3=4 | | y=-1x-16 | | 3(4)+7x=24 | | -3y-5(5/2y)+10=0 | | 3(4)+7x=35 | | 4+k=-6 | | t-9=-9 | | 5+t=5 | | x-72=84 | | -9=b-9 | | k-2=-8 | | 3n=-30 | | z-12.1=14 | | k-9=-13 | | 4+m=9 | | (2x^2)-1=7 | | 10=w+5 | | 5+t=13 | | -3t=-33 | | t-8=-12 | | -1.4n+2.1=658 | | 77=5t-16t | | w-3=-1 | | 14=b+5 |