3x+18=21x-6

Simple and best practice solution for 3x+18=21x-6 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 3x+18=21x-6 equation:


Simplifying
3x + 18 = 21x + -6

Reorder the terms:
18 + 3x = 21x + -6

Reorder the terms:
18 + 3x = -6 + 21x

Solving
18 + 3x = -6 + 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.
18 + 3x + -21x = -6 + 21x + -21x

Combine like terms: 3x + -21x = -18x
18 + -18x = -6 + 21x + -21x

Combine like terms: 21x + -21x = 0
18 + -18x = -6 + 0
18 + -18x = -6

Add '-18' to each side of the equation.
18 + -18 + -18x = -6 + -18

Combine like terms: 18 + -18 = 0
0 + -18x = -6 + -18
-18x = -6 + -18

Combine like terms: -6 + -18 = -24
-18x = -24

Divide each side by '-18'.
x = 1.333333333

Simplifying
x = 1.333333333

See similar equations:

| 16t^2+32t=0 | | 6x^2-17x=28 | | 3x^3-42x=15x^2 | | 25z-13z=48 | | 7a-28b-35c= | | 2x(x-1)=16 | | 5x-10=4x+13 | | -4x-5y+4=0 | | 16=2s+10-4 | | 8(x-4)=-4(x-15) | | 2x+23=5x-19 | | x=(3x-1x)(12x-4) | | In(x)-in(3)=4 | | (-n)-2= | | 14+3x=5x-7 | | 4(2x-5)-10=10x+6-8x | | 3x+5-x=2x+4 | | 1+9j-10=-277whatisj | | 3w-5=1 | | X-2(13)= | | 5x-4y^2+24y-11=0 | | -3.2d+4=13.6 | | X-2*13= | | 3(x-2)+5=-2 | | 5(3a+6)=15 | | 2l+w=800 | | (X-y)dx-xdy=0 | | 2(X+3)-3(2x-4)=15 | | 25c^2+19c+4=0 | | b^2*2-5=0 | | y=2x^2+7x-49 | | 2(3w-6)=2w-5 |

Equations solver categories