3(d-7)=

Simple and best practice solution for 3(d-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 3(d-7)= equation:


Simplifying
3(d + -7) = 0

Reorder the terms:
3(-7 + d) = 0
(-7 * 3 + d * 3) = 0
(-21 + 3d) = 0

Solving
-21 + 3d = 0

Solving for variable 'd'.

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

Add '21' to each side of the equation.
-21 + 21 + 3d = 0 + 21

Combine like terms: -21 + 21 = 0
0 + 3d = 0 + 21
3d = 0 + 21

Combine like terms: 0 + 21 = 21
3d = 21

Divide each side by '3'.
d = 7

Simplifying
d = 7

See similar equations:

| 5(d-5)= | | 4.3x-2.2+x-4= | | 2b-6-10b-8= | | x^2-y^2=5 | | x-y^2=-1 | | 4x^2+9y^2=72 | | 2b^2+9b-5=0 | | 5x-6y=-38 | | 6x-12+8=12+4x | | 47+841= | | 77x^2-94x+24=0 | | 4+2(3n-1)=44 | | (x-2)(x-3)=6 | | 3(a+2)-4=2(a-3)+6 | | 3x(a+2)-4=2x(a-3)+6 | | 0.3(9x+7)=1.5-(x+5) | | 9x-7=x-63 | | 4y^2+8y=0 | | 5x+63=9x-5 | | 15x-6y=-72 | | 3x^2+30x-33=0 | | 113-3x=4x+18 | | 11x^2-4x^2-y= | | x^2+18x=44 | | 12x-8y+6+5=0 | | 5t-2=0 | | 5x+10-3x=6-4x+6 | | 5y=6y-8 | | 5y=6x-8 | | p+8p+15=0 | | x^2-7x+29=0 | | 9x=12y+7 |

Equations solver categories