12-4s=3s-9

Simple and best practice solution for 12-4s=3s-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 12-4s=3s-9 equation:


Simplifying
12 + -4s = 3s + -9

Reorder the terms:
12 + -4s = -9 + 3s

Solving
12 + -4s = -9 + 3s

Solving for variable 's'.

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

Add '-3s' to each side of the equation.
12 + -4s + -3s = -9 + 3s + -3s

Combine like terms: -4s + -3s = -7s
12 + -7s = -9 + 3s + -3s

Combine like terms: 3s + -3s = 0
12 + -7s = -9 + 0
12 + -7s = -9

Add '-12' to each side of the equation.
12 + -12 + -7s = -9 + -12

Combine like terms: 12 + -12 = 0
0 + -7s = -9 + -12
-7s = -9 + -12

Combine like terms: -9 + -12 = -21
-7s = -21

Divide each side by '-7'.
s = 3

Simplifying
s = 3

See similar equations:

| 16x^2-160x+384=0 | | -2x+4x-3=8x-5x-2 | | 8b-7=-3-6b | | k^2-8k-84=9 | | x-2lnx-2=0 | | 3-2y=-4-2x | | r^2-20r+76=-8 | | (6x-3)(8x+3)=0 | | x-lnx-2=0 | | 24x+12y=540 | | -3+5=-16 | | 8+t=15 | | x^2+10x-101=-5 | | 2*3.14*x*x=4.4 | | 8y^2+37y-5= | | x^2+y^2-85=0 | | 225-90x-8x^2=0 | | 7r+12=2r-13 | | 2cos^2(15)-1= | | 4y-12x+24=0 | | 4r^2-8=0 | | 8y^2-37y+5= | | 6ab^5/6^-1a^-4b^3 | | (a+8)(a-3)=0 | | -3x+4=x-6 | | 3.14*2*x*x=75 | | y+dx=m | | 24.435=.16+2.32-16(110.25) | | -3+5=-10 | | ln(6y/5z) | | 24.435=16+2.32-16(110.25) | | -4m-9=8m+9 |

Equations solver categories