3(9x+18)=21-3(x+5)

Simple and best practice solution for 3(9x+18)=21-3(x+5) 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 3(9x+18)=21-3(x+5) equation:


Simplifying
3(9x + 18) = 21 + -3(x + 5)

Reorder the terms:
3(18 + 9x) = 21 + -3(x + 5)
(18 * 3 + 9x * 3) = 21 + -3(x + 5)
(54 + 27x) = 21 + -3(x + 5)

Reorder the terms:
54 + 27x = 21 + -3(5 + x)
54 + 27x = 21 + (5 * -3 + x * -3)
54 + 27x = 21 + (-15 + -3x)

Combine like terms: 21 + -15 = 6
54 + 27x = 6 + -3x

Solving
54 + 27x = 6 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
54 + 27x + 3x = 6 + -3x + 3x

Combine like terms: 27x + 3x = 30x
54 + 30x = 6 + -3x + 3x

Combine like terms: -3x + 3x = 0
54 + 30x = 6 + 0
54 + 30x = 6

Add '-54' to each side of the equation.
54 + -54 + 30x = 6 + -54

Combine like terms: 54 + -54 = 0
0 + 30x = 6 + -54
30x = 6 + -54

Combine like terms: 6 + -54 = -48
30x = -48

Divide each side by '30'.
x = -1.6

Simplifying
x = -1.6

See similar equations:

| 1+23= | | x*x-3x-10=0 | | x^4-8x^2-20=0 | | -5=44x | | -5=4 | | x=16 | | 116-3x=4x+18 | | (x+1)(x-3)=12 | | 4(5x-3)=-7(x-4) | | 3y-7y=-4 | | 6-7x=12-14x | | 6m^2=13m+28 | | -10-7x=12-14x | | ax+by=-3c | | 5x+26=14x-46 | | 5x-11=-80-8x | | -16-4x=14-9x | | 4n+6=22 | | W^2-14wx+49=0 | | 6x+17=15x-55 | | x^2+12x=40 | | 8x-4=4(2x-1) | | 5X+10X=1500 | | 2-5*6= | | 54=60x+10 | | X+X=1500 | | N^6-1=0 | | x^2-9x=20 | | 100x^2-16=0 | | 2x-4(x+5)=5x+6 | | y-2x=0 | | 5a^2-36a=32 |

Equations solver categories