4(5x-5)=21x

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


Simplifying
4(5x + -5) = 21x

Reorder the terms:
4(-5 + 5x) = 21x
(-5 * 4 + 5x * 4) = 21x
(-20 + 20x) = 21x

Solving
-20 + 20x = 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
-20 + 20x + -21x = 21x + -21x

Combine like terms: 20x + -21x = -1x
-20 + -1x = 21x + -21x

Combine like terms: 21x + -21x = 0
-20 + -1x = 0

Add '20' to each side of the equation.
-20 + 20 + -1x = 0 + 20

Combine like terms: -20 + 20 = 0
0 + -1x = 0 + 20
-1x = 0 + 20

Combine like terms: 0 + 20 = 20
-1x = 20

Divide each side by '-1'.
x = -20

Simplifying
x = -20

See similar equations:

| 2x+3-9=7 | | 6y^2-13y=-5 | | 4x+2-3x=6-29 | | 0=-16x^2+33x-18 | | x^2=x^2-1 | | 17x=2(8x-1) | | x^6+2(x^3)+1=0 | | =h(-2) | | x^6= | | 4x^2+4x-24=4-5x | | 42-12x=-5x | | 8x-5y=49 | | 2(3x+1)=14 | | 3x-18-2x=3 | | 4x^2+32x-15=0 | | 16+6x-6=2(3x-5) | | 7x^2-15x-18=0 | | 4x-9=5(x-1) | | 5x^2+4x-9=0 | | 8y-9y^2= | | -9-4x=-2 | | 0.0625x=9 | | x^4+4x^2+16=0 | | 4x^2-2x=6 | | -5y-9=74 | | 3x^2-19x-72=0 | | 3x-17=5x-55 | | [2x+3]-6=11 | | z-7=6 | | X-5=-2x+37 | | 3x+2y+y+4x= | | 1metric= |

Equations solver categories