-5x-4=-21

Simple and best practice solution for -5x-4=-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 -5x-4=-21 equation: 


Simplifying
-5x + -4 = -21

Reorder the terms:
-4 + -5x = -21

Solving
-4 + -5x = -21

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 + -5x = -21 + 4

Combine like terms: -4 + 4 = 0
0 + -5x = -21 + 4
-5x = -21 + 4

Combine like terms: -21 + 4 = -17
-5x = -17

Divide each side by '-5'.
x = 3.4

Simplifying
x = 3.4

See similar equations:

| (7.1)9.1= | | (50/120)x100 | | X^(2/3)-3x^(1/3)-4 | | X^2/3-3x^1/3-4 | | Lny=-2lnx | | ln(1.8)= | | x^2+14xy+y^2-9=0 | | 135=0.04(120.50) | | -4+2x=6+7x | | 2x^2+12x=234 | | 34x-73y=1 | | 5w+6=3w+7 | | 1/(x²-4)=0 | | x+.1x=2429 | | 14/27=16/x | | 2.5*1.3= | | 2+7x=4x | | (s^2)+(4s)+5=0 | | ln(x^(7/5)) | | X^2+2Y^2+2X-12Y+11=0 | | X^2+14x+49=-63 | | Z^2=2z+1 | | 21x-6x^2=0 | | 1/4tx9= | | 3x-12y=25 | | 6(x+5)-6=25-5x-1+11x | | 9/2-6 | | x^2*2x=50 | | 5p+12=2 | | 30x-14=63x+21 | | x^2+2y=50 | | 6x+17=77-4x |

Equations solver categories