9x+21=18

Simple and best practice solution for 9x+21=18 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 9x+21=18 equation: 


Simplifying
9x + 21 = 18

Reorder the terms:
21 + 9x = 18

Solving
21 + 9x = 18

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + 9x = 18 + -21

Combine like terms: 21 + -21 = 0
0 + 9x = 18 + -21
9x = 18 + -21

Combine like terms: 18 + -21 = -3
9x = -3

Divide each side by '9'.
x = -0.3333333333

Simplifying
x = -0.3333333333

See similar equations:

| 2-3(x+3)=5x-23 | | 26=15a-1 | | f(x)=x^3+3x^2+2x+8 | | 3(2m+4)= | | 3x+2-5x-1=5-3x+5 | | 6(0)+11y=17 | | 14.5+5x=8.3 | | -4.2x+31.5=-61.5 | | N^2+7n=30 | | 10+7x-6x=18 | | 5x-14=-7 | | y+0.18x=60 | | 20x^4+24x^2=0 | | 8x-1+9x=3x+2-5x | | 7-(4x+3)=4 | | 3n+4=6n-2 | | 4+3r=10 | | 7Cos(3x)-3=0 | | 20x=-4x-6x | | 2y+4(0)=8 | | 2-3/4y=6 | | 13+16=2x+23 | | -6(c+8)=72 | | -5x-8x+8x= | | y=7x^2+12x-4 | | 2y+4(-1)=8 | | ((12a^3b^5c^5)/(6a^-4b^2c^-2))^-2 | | y=3.5x+20 | | 6i-9=-21 | | 14q+16r+8q+4r+9= | | 4x^2+9y^2+16x-18y-11=0 | | x+30=6 |

Equations solver categories