2.1d+0.7=7

Simple and best practice solution for 2.1d+0.7=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 2.1d+0.7=7 equation: 


Simplifying
2.1d + 0.7 = 7

Reorder the terms:
0.7 + 2.1d = 7

Solving
0.7 + 2.1d = 7

Solving for variable 'd'.

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

Add '-0.7' to each side of the equation.
0.7 + -0.7 + 2.1d = 7 + -0.7

Combine like terms: 0.7 + -0.7 = 0.0
0.0 + 2.1d = 7 + -0.7
2.1d = 7 + -0.7

Combine like terms: 7 + -0.7 = 6.3
2.1d = 6.3

Divide each side by '2.1'.
d = 3

Simplifying
d = 3

See similar equations:

| -2x+6y=56 | | 3(x-4)=24 | | -1+42-36=13x | | 6x+-7y=-91 | | 3x^2-5x+16=0 | | 6t-9-3t=4 | | .2x+12=-.25x | | 7x^2+10=-2 | | 2x-7=6x+25 | | 1+3x-1+16=x+2+4x | | 4r+5r-6r=21 | | 2x-3y=21 | | -1-7x+42-6=36 | | 7x-2y=2 | | x^3+2x^2+6x+12= | | -8k+7k=2k-12 | | 4(x-3)+5(2-3x)=9 | | 3m+20=8m-5 | | 3n-5=-48-40n | | (2c+1)(c+3)=0 | | 7y+y=7y+ny | | 2x-x=8-x | | x^2+30x+114=0 | | 3n-5=48-4n | | 2/5(10x-25)=14 | | -4(3-2-6)= | | 6y^2+13y+5=0 | | 3(5+x)=5(7-(-2)) | | x(x+1)-10(x+1)= | | 6x-6=9x-9 | | -4a+7=8-5a | | 2u(3u^2+-1)-(-8U^3+-14u+6)= |

Equations solver categories