D*2+a=-9

Simple and best practice solution for D*2+a=-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 D*2+a=-9 equation: 


Simplifying
D * 2 + a = -9

Reorder the terms for easier multiplication:
2D + a = -9

Solving
2D + a = -9

Solving for variable 'D'.

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

Add '-1a' to each side of the equation.
2D + a + -1a = -9 + -1a

Combine like terms: a + -1a = 0
2D + 0 = -9 + -1a
2D = -9 + -1a

Divide each side by '2'.
D = -4.5 + -0.5a

Simplifying
D = -4.5 + -0.5a

See similar equations:

| 7x+2a=3x+5a | | 2+2 | | 5x-8-10x+4=4x+10 | | P*7-4=2 | | 39z+6=98 | | 3-(8x-6)=3 | | 1x^2-9=315 | | x^2-9=315 | | 4(1)-3(x-2)=22 | | 85x=-17 | | 4(0)-3(x-2)=22 | | 3x+y=465 | | 4(-1)-3(x-2)=22 | | F*3-17=-20 | | 5(x-2)-3=-(x+1) | | -2=9*2-12 | | 4(-1)-3(x-2)=22x | | 4(-2)-3(x-2)=22 | | 3(2x-3)=4x+7 | | 4(-2)-3(x-2)=22x | | 4x+1=x-5-3x | | 3x-2(1)=4+7x | | 10=5+a*10 | | 3x-2(0)=4+7x | | 240=10(x-65)+40 | | v^2=16+6v | | 3x-2(-1)=4+7x | | 3x-2(-2)=4+7x | | -2(3n-4)=2 | | 5x-23=1x+32 | | 5(1)+x=-3+4(1) | | 6x^6+x^5+29x^4+5x^3+19x^2+4x-4=0 |

Equations solver categories