3x+9=90

Simple and best practice solution for 3x+9=90 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+9=90 equation: 


Simplifying
3x + 9 = 90

Reorder the terms:
9 + 3x = 90

Solving
9 + 3x = 90

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 3x = 90 + -9

Combine like terms: 9 + -9 = 0
0 + 3x = 90 + -9
3x = 90 + -9

Combine like terms: 90 + -9 = 81
3x = 81

Divide each side by '3'.
x = 27

Simplifying
x = 27

See similar equations:

| 3x-2=5-(x-1) | | 16t^2=200 | | 11p=-2p+4 | | 5y^2=110 | | 3(b+5)=120 | | 16x^2-56+49=0 | | 5*(x+2)*(x-2)=0 | | 7m=6m-19 | | m^2=20 | | x+.22x=54 | | -2k-3=25 | | x+.2x=54 | | 30000x=-275000+45000x | | 93.50=(500)(x)2 | | 6w-7(3-w)=0 | | 2x+0.5x+0.25x+1=100 | | 30000x=350000 | | 2x+0.5x+0.25x=100 | | x+1x=54 | | -275000+45000x=0 | | -8c+25=25c | | .6666666667(x-4)=.6(5x-3) | | 5(x-10)=10 | | 5n+50=120 | | 2(x+4)=-12 | | 3n=27 | | 2m^2+4M=-7 | | (x+2)(x+5)= | | 500=187x | | 3(x-6)=-6 | | 9x-7(x-1)=0 | | 1.25x=35.00+0.75x |

Equations solver categories