15(f-8)=8f-78

Simple and best practice solution for 15(f-8)=8f-78 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 15(f-8)=8f-78 equation:


Simplifying
15(f + -8) = 8f + -78

Reorder the terms:
15(-8 + f) = 8f + -78
(-8 * 15 + f * 15) = 8f + -78
(-120 + 15f) = 8f + -78

Reorder the terms:
-120 + 15f = -78 + 8f

Solving
-120 + 15f = -78 + 8f

Solving for variable 'f'.

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

Add '-8f' to each side of the equation.
-120 + 15f + -8f = -78 + 8f + -8f

Combine like terms: 15f + -8f = 7f
-120 + 7f = -78 + 8f + -8f

Combine like terms: 8f + -8f = 0
-120 + 7f = -78 + 0
-120 + 7f = -78

Add '120' to each side of the equation.
-120 + 120 + 7f = -78 + 120

Combine like terms: -120 + 120 = 0
0 + 7f = -78 + 120
7f = -78 + 120

Combine like terms: -78 + 120 = 42
7f = 42

Divide each side by '7'.
f = 6

Simplifying
f = 6

See similar equations:

| (1/x)+(2/(x+1))=0 | | 3x-21+4x=-7(-x+3) | | -5-3(2k+4)=18 | | 25y^2=15 | | 4*15x+50=620 | | 2r+3v=1250 | | y=0.11+3.31+146.31 | | 40/100=x/50 | | 5|-3b|=75 | | 2x=10x^2 | | 40/100=50/x | | 10x-12y=48 | | |-9k|=45 | | 3x-21+4x=-7x(-x+3) | | 10*250+15x=3670 | | y=0.11+3.31 | | 2(2w-6)=(w-6)+14 | | 7/2x+1/2x=51/2+9/2x | | |9n|=45 | | x+11=2y | | (25z^2-10z+4)/125 | | (x^2-9)/(-x+3)=0 | | 9x-5=-3x+1 | | 6-11x=8x+19-3x+2 | | 9x-5=-3x+5 | | 20x-15=18x+7 | | (5y+2)/125=0 | | 8x=7(x+20) | | 5x+2-7x=10x+22 | | 3x+5x-x-3=2(2x)+3x-5 | | 45/20x=950 | | 0.05+0.1y=0.12+0.06y |

Equations solver categories