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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| 4(3x-1)=2(6x+4) | | 40/100=x/55 | | (x-7)*3=273 | | x÷3=-2 | | x÷3=-2 | | 2(x)=-7 | | 2(x)=-7 | | 5x+14-3x=x+21 | | -3=3x-10 | | x÷4=0 | | x-7=-12 | | 1/3(x-4)=8 | | 2x+4=x+18 | | 3(2x-5)=21 | | -(x+3)=8/10-10x | | 25x=20x+5 | | 20=-2.71x^2+40x+6.5 | | 3x+13=13=-75-8x | | 16x^2-112x=0 | | 3x+5x+8=20 | | x^2-10∙x+21=0 | | 15x+5+10x+35=180 | | (2X+7÷3)-(3x+5÷7)+20=30-3x÷5 | | (2X+7÷3)-(3x+5÷7)+20=30-3x-5 | | 10x+7x+33=180 | | 3x-2/2x-3=4 | | X+(x*0.12)=150000 | | 3x+12=8x-58 | | 5x-6=-7x-66 | | 12=8x-28 | | 12+2(x-15)=27 |

| x+8+x-3=135 | | -4-8(7-8k)=196 | | 4+1=x-5 | | 4+1=x+5 | | (-40)x8=(-5) | | 5x3x+1=45 | | X(2x+-1)=2x2+5+-12 | | X^2-27x-20=0 | | 24-3x=14 | | (3x10.35)1.5=x | | 1.25x=9.75 | | 3÷x=14 | | 3(b-6)+2=14 | | 2(58-2y)+4y=116 | | 8.44=34.6+4h/5*5 | | 6x2+5x+3=0 | | 7242=30.5x^2+4192 | | 7242=30.5x^2=4192 | | x=(30.5*17^2)=4192 | | x=30.5*17^2=4192 | | 14-x-8=6x-4x | | (30.5*17)^2+4192=x | | 3x+2x+6+x=4x+21 | | 6x-(x-2)=5x-1 | | z(3z+5)+3(3z+5)= 0 | | y=-4E-06(2800)+14 | | 25°+4x°+25°=90° | | 16a-6=8a | | 11x+15x-9+2=-5x+2-9 | | 96-60a=40a+60 | | 90-60a=40a+60 | | 4x=(x+24) | | 60x-60=0 | | -10=—14v+14v |

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