5-4x=21

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


Simplifying
5 + -4x = 21

Solving
5 + -4x = 21

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + -4x = 21 + -5

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

Combine like terms: 21 + -5 = 16
-4x = 16

Divide each side by '-4'.
x = -4

Simplifying
x = -4

See similar equations:

| 4x^2+40x-96=0 | | z/5=4 | | .40(50)+26= | | .40x+26=98 | | 2r=-7 | | 6x+y=37 | | 7(x-1)=5(x+2)+1 | | -8-(-3)= | | 7(3x+9)=-(x+3) | | -3-5=y+2 | | 4.5-3x=-4.5 | | -2(5n+4)=8 | | 2x+2(x-3)=3x-5 | | 4(3-5x)+9=-2x-15 | | 7(3x+9)=11-(3+3) | | 2x+3(x-4)=4x-9 | | 11x-2(x-7)=9(x+1)+4 | | -8=6-(9-y) | | 4x+3(x-2)=6x-5 | | -7+6n=11 | | 4(-6)+10=-14 | | 2(3-3-16)=5(5-3+5) | | 2(3-3-16)=5(5x-3+5) | | 4-10-8=5-10+2 | | -180=-7+7-45x | | -180=-7+7-45 | | 4x^2+25=16x | | 0.10x+.05(12-x)=.10(7) | | -12=5x-10x+13 | | 7x^2+56xy+112y^2= | | -280=-70x | | 9/2*-3/2=69/2 |

Equations solver categories