-(7/8)w=21

Simple and best practice solution for -(7/8)w=21 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 -(7/8)w=21 equation: 



-(7/8)w=21

We move all terms to the left:

-(7/8)w-(21)=0



Domain of the equation: 8)w!=0

w!=0/1

w!=0

w∈R



We add all the numbers together, and all the variables

-(+7/8)w-21=0

We multiply parentheses

-7w^2-21=0

a = -7; b = 0; c = -21;
Δ = b2-4ac
Δ = 02-4·(-7)·(-21)
Δ = -588
Delta is less than zero, so there is no solution for the equation

See similar equations:

| 3+6b;b=4 | | 2/(x-5)=8/12 | | (2x)(7)(x^2-4x+5)^6(2x-4)=2 | | 5x+10-2x=+28 | | 0,8=3,2/x | | 20=k17.5 | | 6w+7=-29 | | -9.3=d-3/4 | | -1-y=-5 | | 8^6x=365 | | 8z-10=70 | | 12x6=70 | | 2116=3x | | 12=13c | | 7(y+2)+-2(2y–5)=44–2y+5 | | 6w^2+6w-6=0 | | 4(2x-6)=2(4x-12 | | x÷9=5 | | 12=k10.25 | | 0.69x+45=1.19x | | (y-8)/(3)=-7 | | g/3-21=1 | | x+5/3=2x=15 | | 0=5t^2+5t-40 | | 10-7x=39 | | 3x-6-24=3(2-3x) | | (x+8)/4=-10 | | -12=-14g | | 279=93-u | | 6x+13=12x-20 | | 15-4t=42-7t | | –4c+8=–2c |

Equations solver categories