An equation of the type of ax + b = 0 is called a linear equation in one unknown, where a nad b are known numbers and x is an unknown value. To solve this equation means to find the numerical value of x , at which this equation becomes an identity.

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| 17z-94=7z-14 | | X+3x=399 | | 23=u/5+10 | | 4/20=x/80 | | x/2+16=33 | | 14u-20=10u | | 3u+60=5u+40 | | 6t-80=7t-99 | | 90+0.40x=x | | X+4x=393 | | 3/24=10/x | | 3c-53=4c-86 | | 6^(3x)=8 | | z+35=10z+17 | | 4c=c+30 | | -9(z-3)=7z-5 | | -9(z-3)=72-5 | | 8/x=2/20 | | 10x-9+4x=3(6x-5)+4 | | 2x÷3=8+4x | | 3/8m-1/7=4/5 | | 7y-14=4y+10 | | 5a-14=7a | | 3k=84 | | -5(p+3)-p-4=-6(p+5)+11 | | 3.1=–k+–5.9 | | -10.2t-8.13=12.1t-5.66 | | -14u-9.16=19.68-13.1u-10.84 | | 20+4v=-6+6v | | 2^(x+3)2^x=288 | | 12x+5=3/4x+1 |

| 6*(2x)+4x=5000000 | | 6x+4x=5000000 | | 14d−8d+d=14 | | 34(x+12)-8(x-13)=x+15 | | 34(x+12)-9(x-13)=x+15 | | －6g+36=12 | | –j−–6j+15j−7j+6j=–19 | | 21(x+5)-6(x-10)=x+12 | | 12(x+7)-9(x-8)=x+7 | | 9(x+6)-8(x-6)=(x+3) | | 9(x+6)-(x-6)=(x+3) | | -0.10(26)+0.20x=0.05(x-10) | | Y+7/y=2/3 | | 19=5n-1 | | 4=5m-1 | | 9=f+9 | | 1=1/2h-2 | | 4-7x=9-6x | | 6x+7=3x+55 | | 3x-5/9+x=2 | | 0.10(34)+0.35x=0.05(x-20) | | 1/2=x/5.6 | | 9/4=x/17 | | 11/x=22/10 | | 1=1/2*h+1 | | x/12=99/132 | | x/5=170/5 | | 5/2w-11=-31 | | 0.17y+0.08(y+5000)=2400 | | 1/2(d-9)-5/3(4d-d4)=5/6 | | 2/24=y/108 | | y2-4y+29=0 | | 5(x+1)=4-2(5-5x) | | 3/9x-5/9+x=2 |

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