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(1/4)*(8*w-16) = 0
(-3/5)*(20*x-(5*y)) = 0
(2*d-(24*g))/9 = 0
3*y-(6*y)-(8/7) = x
25000*x = 115/45
| -119=4x+7x+2 | | 39.2=-4(1.1+n) | | 8xy/2x= | | x^2-4y^2=64 | | 4+6x-4x=24 | | v-1-3=8-v | | 5x-1-x=-1 | | 2(X+5)=254 | | (2d-24g)/9 | | 6x+6=8-(6x-3) | | 2.8k-9.7=-5.22 | | 2d-24g= | | 9x+7=7x+53 | | X+2x+5=-40 | | 54+x=5(x+2) | | 0.13y+0.07(Y+5000)=1950 | | 3y-8/7-6y=x | | -6+6x=66 | | dx(3x+2y+1)-dy(3x+2y-1)=0 | | 0.11y+0.09(y+4000)=1950 | | -15=-7+2x | | 0.11y+0.09(y+4000)=7000 | | (3+5b)+7= | | 7+2x=4x-2 | | (13+a)=15 | | 6x+4-3x=16 | | 5(v-6)-7v=-14 | | x+12+29=80 | | 4-6(w+z)=10 | | 9a-15=30 | | 12x+29=80 | | x+x+2=145 |