84=3d+4d

Simple and best practice solution for 84=3d+4d 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 84=3d+4d equation:


Simplifying
84 = 3d + 4d

Combine like terms: 3d + 4d = 7d
84 = 7d

Solving
84 = 7d

Solving for variable 'd'.

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

Add '-7d' to each side of the equation.
84 + -7d = 7d + -7d

Combine like terms: 7d + -7d = 0
84 + -7d = 0

Add '-84' to each side of the equation.
84 + -84 + -7d = 0 + -84

Combine like terms: 84 + -84 = 0
0 + -7d = 0 + -84
-7d = 0 + -84

Combine like terms: 0 + -84 = -84
-7d = -84

Divide each side by '-7'.
d = 12

Simplifying
d = 12

See similar equations:

| Y+6=27 | | 6h-18-2h-1=9 | | 10(x-6)+12=10x-18 | | 8-5x=3x-20 | | 11q+8=q | | 11q+8=lq | | x^2+24x=84 | | 2b-5=b+4 | | -2(x+4)-2=-2(x+5) | | 4x+2+x=28 | | 4n+63=15n-36 | | (2x+3)+(2x+3)+x+x=360 | | (2x+3)+(2x+3)=360 | | 272=16t^2+32t | | 4(4+p)=20 | | 5(2x+6)=4(-3x+4) | | 7p+8=5p+2 | | 0-(2)= | | 10x+12y=3000 | | (2x+3)=360 | | 27=2y+7 | | u/v=18 | | 2x+3(15)=105 | | 7y+6y=26 | | 7x-10=56 | | y/4-13=24 | | 5b+2b=84 | | 1.3/2= | | 13x-31=41 | | 18=u+9 | | 1-0.75c= | | 4.8x+3.8x= |

Equations solver categories