9(f+9)=90

Simple and best practice solution for 9(f+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 9(f+9)=90 equation: 


Simplifying
9(f + 9) = 90

Reorder the terms:
9(9 + f) = 90
(9 * 9 + f * 9) = 90
(81 + 9f) = 90

Solving
81 + 9f = 90

Solving for variable 'f'.

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

Add '-81' to each side of the equation.
81 + -81 + 9f = 90 + -81

Combine like terms: 81 + -81 = 0
0 + 9f = 90 + -81
9f = 90 + -81

Combine like terms: 90 + -81 = 9
9f = 9

Divide each side by '9'.
f = 1

Simplifying
f = 1

See similar equations:

| http://www.pearsonsuccessnet.com/temp-images/testitems/1543922/itemimages/TT_PH_EN_MA_A1_NA12_02_0044_1.png | | 2m/5=i/3(2m-12) | | 7x+10=7x-5 | | 8x^2-32x+31=0 | | 3r-10=2 | | 3q-2=13 | | 8y^3+20y^2+16y-4=0 | | x^3+50x^2-100x=4800 | | -y^2+9y-36=0 | | 62+n=-35 | | 3(2x-7)=6(x-8) | | 3(2-7)=6(x-8) | | 2x-4(x-5)=-7+5x-15 | | m-12=14 | | -7/3-(-5) | | X^2-10x+y^2+2y-55=0 | | -4.8x=-9.6 | | 4q-5=7 | | 2x^2+kx^2+x+1=kx | | 2j+6=18 | | 4x^2-y^2-8x=0 | | 9y=-315 | | 5x-9-x+5=24 | | 3/2x=36 | | 5555555555-555555555= | | an=12-3n | | 3a+6a-a=0 | | 4*-1x=20 | | an=2n-1 | | n^2-14n-45=0 | | 3(2v+1)=-15(rv+16) | | 3(2x-5)=9+10x |

Equations solver categories