5+7+9+f=30

Simple and best practice solution for 5+7+9+f=30 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 5+7+9+f=30 equation: 


Simplifying
5 + 7 + 9 + f = 30

Combine like terms: 5 + 7 = 12
12 + 9 + f = 30

Combine like terms: 12 + 9 = 21
21 + f = 30

Solving
21 + f = 30

Solving for variable 'f'.

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

Add '-21' to each side of the equation.
21 + -21 + f = 30 + -21

Combine like terms: 21 + -21 = 0
0 + f = 30 + -21
f = 30 + -21

Combine like terms: 30 + -21 = 9
f = 9

Simplifying
f = 9

See similar equations:

| x/20.5=13 | | 15x-26y=8 | | 5+7+9+f=320 | | 4r-3r=20 | | 12a=-44 | | -4x+2=x-7 | | 42x^2-21x=0 | | 7-4j=5 | | n+27=40 | | -6*(x-3)+5*(4x-2)-3*(-4x+1)=y | | 63=21x | | 7v+37+v+31=180 | | 4(1.75+.25y)-y=7 | | 2=b/4-1 | | 5x-2(x+1)=2-(x-5) | | 3x-y+2z=13 | | -7p+1= | | (5u+7)(4+u)=0 | | (x-12)*7=35 | | 2x^2-kx+15=0 | | g/2-1=9 | | -4y+6(y+4)=34 | | X+2y-3z=-9 | | 4(x-5)-6x=-8 | | 3x-45=2x+5 | | -12x-5*(-3x-4)+5x-6=y | | 5(u+3)-3u=21 | | -6m+-6+8m=-5+2m-1 | | x^4+12x^3+36x^2=72 | | -(3x-2y-3)= | | 5x-33=60+2x | | x+38=4x+2 |

Equations solver categories