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k+28=31
We move all terms to the left:
k+28-(31)=0
We add all the numbers together, and all the variables
k-3=0
We move all terms containing k to the left, all other terms to the right
k=3
| G(x)=3x^2+14x-5 | | z+64=77 | | t/4=–9 | | t–4=–9 | | t/–4=–9 | | c+2=–7.53 | | 5+2a=72=8 | | m+2.61=9.61 | | 180(n-2)/n=157.5 | | z+30=55 | | v+7=15.1 | | 92=s+23 | | q+20=79 | | w^2=14w-16 | | 3x+(x+1)+93=180 | | -4(x+3)^2+20=0 | | x2-14x-94=0 | | |k-9|=17 | | 2e-4=-3e+6 | | 41x+11=58x-74 | | 20=-2x+42 | | 3(s+4)=3 | | 88x=412 | | 2^3x+10=2^6 | | 3(q-2)=9 | | x+x-3+2x-6=75 | | 15.9=7+x | | (-2p-10)(8p-10)=0 | | 2^3x+10=1024^2 | | (m-3)/2=m/5 | | 2^3x+10=1024 | | –7(–3+2j)= |