7d-7=4(d+2)

Simple and best practice solution for 7d-7=4(d+2) 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 7d-7=4(d+2) equation:


Simplifying
7d + -7 = 4(d + 2)

Reorder the terms:
-7 + 7d = 4(d + 2)

Reorder the terms:
-7 + 7d = 4(2 + d)
-7 + 7d = (2 * 4 + d * 4)
-7 + 7d = (8 + 4d)

Solving
-7 + 7d = 8 + 4d

Solving for variable 'd'.

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

Add '-4d' to each side of the equation.
-7 + 7d + -4d = 8 + 4d + -4d

Combine like terms: 7d + -4d = 3d
-7 + 3d = 8 + 4d + -4d

Combine like terms: 4d + -4d = 0
-7 + 3d = 8 + 0
-7 + 3d = 8

Add '7' to each side of the equation.
-7 + 7 + 3d = 8 + 7

Combine like terms: -7 + 7 = 0
0 + 3d = 8 + 7
3d = 8 + 7

Combine like terms: 8 + 7 = 15
3d = 15

Divide each side by '3'.
d = 5

Simplifying
d = 5

See similar equations:

| 5x-9=2x+23 | | -143=-9(10+x) | | 4-2x+2x=x | | 101=.85x+.15y | | X(16x^2-1)=0 | | w/15=3/5 | | Y=-1(2x+4) | | 3(f-2)=f+18 | | x*0.5=5 | | 2x+1=-x | | -2x=equation | | 3(1860+w)=5745 | | 4-=1/3 | | 5a-5a=4 | | 9e+4=14+8e | | 2y-7x=10 | | 12x^2+96x+80=0 | | 16-2t=5t+9 | | 5*0.5=x | | x/0.5=5 | | 6=y-23 | | 8=y-20 | | 8x=56+x | | 5x+2y=173 | | 525000=249000X+25000 | | 2-2n=3n+17 | | (8x-5)(9x+8)=0 | | 30-2w=3w | | X+2.1=9.9 | | 4b+3=b+12 | | 4-9/3=-18 | | f(x)=4x^2-3 |

Equations solver categories