4d(d-3d-7)=

Simple and best practice solution for 4d(d-3d-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 4d(d-3d-7)= equation: 


Simplifying
4d(d + -3d + -7) = 0

Reorder the terms:
4d(-7 + d + -3d) = 0

Combine like terms: d + -3d = -2d
4d(-7 + -2d) = 0
(-7 * 4d + -2d * 4d) = 0
(-28d + -8d2) = 0

Solving
-28d + -8d2 = 0

Solving for variable 'd'.

Factor out the Greatest Common Factor (GCF), '-4d'.
-4d(7 + 2d) = 0

Ignore the factor -4.

Subproblem 1
Set the factor 'd' equal to zero and attempt to solve:

Simplifying
d = 0

Solving
d = 0

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

Simplifying
d = 0

Subproblem 2
Set the factor '(7 + 2d)' equal to zero and attempt to solve:

Simplifying
7 + 2d = 0

Solving
7 + 2d = 0

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

Add '-7' to each side of the equation.
7 + -7 + 2d = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 2d = 0 + -7
2d = 0 + -7

Combine like terms: 0 + -7 = -7
2d = -7

Divide each side by '2'.
d = -3.5

Simplifying
d = -3.5
Solution
d = {0, -3.5}

See similar equations:

| 45x^2=50 | | 2x+5=17whatisx | | 2x+-24=24 | | x^2+4x-5=3x-2 | | ln(7x-5)=3 | | -3x(x+3x)= | | 6x^2-12x-48= | | 30v+36-5=1 | | 21x^2-x-2=0 | | 2w=60-2w/2 | | 25=p^2 | | 7(t-8)=2(t+1)+2 | | -x(-2x+3x-2)= | | 4(x+4)=18 | | ab+cd=0 | | -15x+-9=21 | | 37/9 | | 8(s+3)=62 | | 2log(3x+1)=2 | | y-2=-.2(x-4) | | 21x^2=x+2 | | (2x-3)(x+9)=(x-3)(x+9) | | cos(x)*cosh(x)-1=0 | | y+3=-.2(x-1) | | 5(-3+x)=-15 | | -5(x-2)= | | y-3=-.2(x+1) | | 3y+10=5y+13 | | COS60=6/x | | -40uv-40v+35= | | 2x-55=3x+10 | | .40x+.33x= |

Equations solver categories