d+400=121

Simple and best practice solution for d+400=121 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+400=121 equation: 


Simplifying
d + 400 = 121

Reorder the terms:
400 + d = 121

Solving
400 + d = 121

Solving for variable 'd'.

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

Add '-400' to each side of the equation.
400 + -400 + d = 121 + -400

Combine like terms: 400 + -400 = 0
0 + d = 121 + -400
d = 121 + -400

Combine like terms: 121 + -400 = -279
d = -279

Simplifying
d = -279

See similar equations:

| 75.00+25.00=40x | | 6x-2=8+3x | | 4k-24+8k=24 | | 5k^2-31k+6=0 | | (x+40)+(3x+20)+(2x+60)=360 | | y+(-24.1)=22.8 | | 3(5-2x)-2(x-3)=1-(8x+3) | | 2x+13=-22-5 | | 8k^2-72k+64=0 | | uo=500 | | uo=48 | | uo=10 | | n^2=-44 | | 7x-2=2x+11 | | k^2-10=-2 | | (x+2i)(3-4yi)=5+8i | | (x-1)*(3x+6)=0 | | 0.6x+y=8.6 | | (7-z)(4z+1)=0 | | uo=25 | | ln(15-y)-60=y | | 10+3x+2y=24 | | 10+x+y=24 | | 7x+-6-2x=3 | | -3t+3=19 | | 2*(10+x)=24 | | 88=log(x) | | 2*(10+3x)=24 | | 10+x=2*24 | | 26.5=-4(8h+6) | | 10+3x=2*24 | | 2+5x=4x |

Equations solver categories