7x+9=12x-3

Simple and best practice solution for 7x+9=12x-3 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 7x+9=12x-3 equation:


Simplifying
7x + 9 = 12x + -3

Reorder the terms:
9 + 7x = 12x + -3

Reorder the terms:
9 + 7x = -3 + 12x

Solving
9 + 7x = -3 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
9 + 7x + -12x = -3 + 12x + -12x

Combine like terms: 7x + -12x = -5x
9 + -5x = -3 + 12x + -12x

Combine like terms: 12x + -12x = 0
9 + -5x = -3 + 0
9 + -5x = -3

Add '-9' to each side of the equation.
9 + -9 + -5x = -3 + -9

Combine like terms: 9 + -9 = 0
0 + -5x = -3 + -9
-5x = -3 + -9

Combine like terms: -3 + -9 = -12
-5x = -12

Divide each side by '-5'.
x = 2.4

Simplifying
x = 2.4

See similar equations:

| 24=X-5 | | 10=s-25 | | 22+888= | | 3(x-4)-x=2x+-12 | | 2-(3+4x)=5x-7 | | v=-1.14r^2h | | 15k+44=12k+8 | | 10y^3-56y^2-98y= | | 2g+8g-4g=48 | | 8x+4=8x-6 | | 25x^5-9x^3=0 | | 7a+2b-4(6a-9b)= | | (3n-15)-(2n+2)=(2n-2) | | -4(8-5n)=8 | | -4x-2-5x=-101 | | 3v=6+5v | | 1.8n+32=n | | 12-(w+9)=-10 | | (1+9x)-10= | | ln(x-5)+ln(5x+1)=6 | | 1/6(7x-1)=1/8(13x+6) | | 14=r-5 | | 3+6x=24 | | 5x^2+17x+16=0 | | -2x-13=-4x+3 | | n+3+8=14 | | 64x^6+27=0 | | -71+x=-71-x | | -2x-13=-4z | | 7(2-r)=3(r+8) | | -2(3x+5)+1=-6x+11 | | X(x+6)+x(x+4)+x(x+2)=x |

Equations solver categories