20x-4=21x+12

Simple and best practice solution for 20x-4=21x+12 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 20x-4=21x+12 equation:


Simplifying
20x + -4 = 21x + 12

Reorder the terms:
-4 + 20x = 21x + 12

Reorder the terms:
-4 + 20x = 12 + 21x

Solving
-4 + 20x = 12 + 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.
-4 + 20x + -21x = 12 + 21x + -21x

Combine like terms: 20x + -21x = -1x
-4 + -1x = 12 + 21x + -21x

Combine like terms: 21x + -21x = 0
-4 + -1x = 12 + 0
-4 + -1x = 12

Add '4' to each side of the equation.
-4 + 4 + -1x = 12 + 4

Combine like terms: -4 + 4 = 0
0 + -1x = 12 + 4
-1x = 12 + 4

Combine like terms: 12 + 4 = 16
-1x = 16

Divide each side by '-1'.
x = -16

Simplifying
x = -16

See similar equations:

| x^2-10x=46 | | -3(3x-7)=-9x+21 | | 4(s+8)-3s=-2 | | -9n-8-6=32 | | 3x*3+1x=12x+1 | | 2x+19=5x+10 | | 12x-17=7x+28 | | 2(a-3)=4a-(2a+6) | | -4z+15=3 | | 9(2x+2)+4x=-7x | | 5g+7=2 | | 31-7x=x-1 | | 3m+18=30 | | -7(3x-5)=-21x+35 | | 0.5a+4=6 | | 4(8z+3)=-15 | | 9(2x+2)+4x=-7 | | 130-2x=25x+19 | | 2(3x-9)=6(x-9) | | 30+7a=30 | | 3x*3+1x=12x | | 11-8x=79-22x | | 4a-4=24 | | 3(a-5)=6a-(3a-15) | | 8+2h=24 | | 15-2a=3 | | 4(8z+4)=-15 | | 3a+8=14 | | 13+c=70 | | 127-k=86 | | (10x+9)(10x-9)=100x-81 | | 9f=63 |

Equations solver categories