-21x+4=7

Simple and best practice solution for -21x+4=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 -21x+4=7 equation: 


Simplifying
-21x + 4 = 7

Reorder the terms:
4 + -21x = 7

Solving
4 + -21x = 7

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-4' to each side of the equation.
4 + -4 + -21x = 7 + -4

Combine like terms: 4 + -4 = 0
0 + -21x = 7 + -4
-21x = 7 + -4

Combine like terms: 7 + -4 = 3
-21x = 3

Divide each side by '-21'.
x = -0.1428571429

Simplifying
x = -0.1428571429

See similar equations:

| 35x^2+62x+24=0 | | 133=-7(5-3n) | | 8n-12=-56 | | -1[3x-(2x+5)]=-4-[3(2x-4)-3x] | | 5x+5=-15+7x | | -11=z-6 | | x^2+8x+16-3x-12=f(x+4) | | -(x/3)=23 | | -2=n-2+1 | | 1030-620x=710-220x | | 9^-2/3x3^7/3 | | 10-7x-6-14x=7 | | X+(-19)=-35 | | 2n+16=-56 | | 2x^2-2y^2=0 | | r-(-5)=-8 | | 15x-5=11x-9 | | 2x+3=6x+(27) | | 9-0.2k=9 | | 5(m-1)=-23 | | X+7=0+2x | | 25x-2=40x+1 | | 5p^2=-24p-16 | | 36=(4x-2)+(2x+6) | | -61=d-18 | | x+1-4(-4x-1)=5(x-2) | | 55+.25x=100 | | 97=1-6x | | -x+5=6x+54 | | 2(5x+6)=-45+47 | | 115+5x=180 | | -21x+-42-1-8x=-17 |

Equations solver categories