9x+9(9x+21)=9

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


Simplifying
9x + 9(9x + 21) = 9

Reorder the terms:
9x + 9(21 + 9x) = 9
9x + (21 * 9 + 9x * 9) = 9
9x + (189 + 81x) = 9

Reorder the terms:
189 + 9x + 81x = 9

Combine like terms: 9x + 81x = 90x
189 + 90x = 9

Solving
189 + 90x = 9

Solving for variable 'x'.

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

Add '-189' to each side of the equation.
189 + -189 + 90x = 9 + -189

Combine like terms: 189 + -189 = 0
0 + 90x = 9 + -189
90x = 9 + -189

Combine like terms: 9 + -189 = -180
90x = -180

Divide each side by '90'.
x = -2

Simplifying
x = -2

See similar equations:

| -0.20(70)+0.80x=0.30(70+x) | | 2(3y+8)+3y=7 | | -3n=2n | | (-7x+7)+4=-6(x+4) | | =5xw-35w-x+7 | | 10x^2+11x+11=0 | | -4x+2=-5-10x | | 4y^2=-12y-5 | | -3n=2n+5 | | 93=33x | | 3x+4(3x+26)=-1 | | 3x^2+42x+105=0 | | -3v=5v^2-2 | | -y+46=32 | | -1.5x+9=10 | | X=18+9y | | -1.5x+9=0.10 | | a+5=5(15+5a) | | 2x+3x+4x-6=75 | | 9(x-2)-2=5x+4(-4+x) | | 5(3y+5)+2y=8 | | -5p+50=-30 | | 0=x^3-7x^2+19x-45 | | 3x-11=5+4x | | 125-x^2-10x=0 | | 11x=45 | | 8xy=64 | | 3+-3t=-12 | | 0.85+0.15= | | y=0.15x+0.85 | | -x^2-2x+3=-21 | | -x^2-2x+3=21 |

Equations solver categories