7.9=d+21.7

Simple and best practice solution for 7.9=d+21.7 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 7.9=d+21.7 equation:


Simplifying
7.9 = d + 21.7

Reorder the terms:
7.9 = 21.7 + d

Solving
7.9 = 21.7 + d

Solving for variable 'd'.

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

Add '-1d' to each side of the equation.
7.9 + -1d = 21.7 + d + -1d

Combine like terms: d + -1d = 0
7.9 + -1d = 21.7 + 0
7.9 + -1d = 21.7

Add '-7.9' to each side of the equation.
7.9 + -7.9 + -1d = 21.7 + -7.9

Combine like terms: 7.9 + -7.9 = 0.0
0.0 + -1d = 21.7 + -7.9
-1d = 21.7 + -7.9

Combine like terms: 21.7 + -7.9 = 13.8
-1d = 13.8

Divide each side by '-1'.
d = -13.8

Simplifying
d = -13.8

See similar equations:

| 6(2+2x)=60 | | 5c-3c+4=3c+8 | | 4c^2-20c=0 | | 125+68l=329 | | 15=2d-10 | | r-8(4+7r)=-5r+18 | | 700-400y=60 | | 3x-7=26 | | -x-4=3x-2 | | A-2.3=7.9 | | 6x^2-7x+1= | | 3x+11-11=23-11 | | 10=10-2d-5 | | 23-3v=80 | | -4d-47=7d+8 | | -0,82x=8408,05-444,26 | | 1.2=-2x-6 | | -3.1p=15.5 | | -4(x+7)=-6x-16 | | 12x=.4 | | -3.1=15.5 | | 7316=-797+x-0,18(x-1847,79-620,3)+248,31 | | 4z=6z-10findz | | -9(5v+40)+38(v+35)=12v+36+22 | | 24-0.6x=60 | | 8-(3+5x)= | | .4x=12 | | b-(-60.25)=121.6 | | 16h=16h-80 | | 5x+13=2x-8 | | -2(27-11k)=9(k+20) | | 7316=-797+x-x+248,31 |

Equations solver categories