7d-12+2d+3=18

Simple and best practice solution for 7d-12+2d+3=18 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 7d-12+2d+3=18 equation:


Simplifying
7d + -12 + 2d + 3 = 18

Reorder the terms:
-12 + 3 + 7d + 2d = 18

Combine like terms: -12 + 3 = -9
-9 + 7d + 2d = 18

Combine like terms: 7d + 2d = 9d
-9 + 9d = 18

Solving
-9 + 9d = 18

Solving for variable 'd'.

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

Add '9' to each side of the equation.
-9 + 9 + 9d = 18 + 9

Combine like terms: -9 + 9 = 0
0 + 9d = 18 + 9
9d = 18 + 9

Combine like terms: 18 + 9 = 27
9d = 27

Divide each side by '9'.
d = 3

Simplifying
d = 3

See similar equations:

| -13-4x=7-8x | | 245x^2-5x-2=0 | | 7+2y=-1 | | 2x^2-25y=0 | | 25x^2+63=0 | | 5y-2=17 | | 10+10x=109+x | | 3(a-15)+19=-2 | | 3x-2=11x-34 | | 5x+40=12x-16 | | 25x^2+7=65 | | -7x^2-22-3=0 | | -7x^2-22-44=0 | | -7x^2-22x-44=0 | | 8x+6=2x+42 | | 7x^2=-22-48 | | 3x+2y=1 | | 4x+2(x+2)=5(x-1) | | 6x+25=13x-38 | | -135-3(5y)=12 | | 11y+3y=28 | | 5x-5=190-13x-7 | | 3x+2x=20 | | =3 | | 10m-15=115 | | n+(n-1)+(n-2)=0 | | 8x+80= | | 2x+15= | | 4x+5x=42x-4 | | 5(x-3)+2=5(2x-8)-3 | | 4(2)+48+46-3=4x+3x | | 12x^3-12x^2+24x-24=0 |

Equations solver categories