1/2x+21/2x+4x=7

Simple and best practice solution for 1/2x+21/2x+4x=7 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 1/2x+21/2x+4x=7 equation: 



1/2x+21/2x+4x=7

We move all terms to the left:

1/2x+21/2x+4x-(7)=0



Domain of the equation: 2x!=0

x!=0/2

x!=0

x∈R



We add all the numbers together, and all the variables

4x+1/2x+21/2x-7=0

We multiply all the terms by the denominator


4x*2x-7*2x+1+21=0

We add all the numbers together, and all the variables

4x*2x-7*2x+22=0

Wy multiply elements

8x^2-14x+22=0

a = 8; b = -14; c = +22;
Δ = b2-4ac
Δ = -142-4·8·22
Δ = -508
Delta is less than zero, so there is no solution for the equation

See similar equations:

| x+2.4=8.3 | | 6(3x+1)=-2(3x-1) | | 4-3|x+2|=-14 | | 5d+9=84 | | 3j-3j+4j-j=12 | | x(x-5)-2x=0 | | 3(2x+9)=-18+15 | | (10x-44)=(7x+4) | | 9x+4x+10=-3 | | 3c-18=102 | | 237=14-x | | 4(3-v)=22-4v | | 21+7b=3(7-b) | | 34+2x=56+4x | | 6a÷2=90 | | 3c+22=-4c+36 | | (x+8)+(4x)=7x-16 | | .5(3n+5)=20 | | 5x+20=4x−8 | | -92=4(-5+3a) | | -7+7k=-13+4k | | (1/3)t=10 | | 6x+–19x+–12=14 | | 7x-1=4(2x-1) | | -2m+-7=+1 | | 0.74=x-0.108 | | 10x-5=1+9x | | x^2+3x-15=|x+1|+4 | | 10x+5=1+9x | | 5p-25=100 | | 9h=225 | | 6x=144÷ |

Equations solver categories