d^2-29d=-33

Simple and best practice solution for d^2-29d=-33 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 d^2-29d=-33 equation:


Simplifying
d2 + -29d = -33

Reorder the terms:
-29d + d2 = -33

Solving
-29d + d2 = -33

Solving for variable 'd'.

Reorder the terms:
33 + -29d + d2 = -33 + 33

Combine like terms: -33 + 33 = 0
33 + -29d + d2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-33' to each side of the equation.
33 + -29d + -33 + d2 = 0 + -33

Reorder the terms:
33 + -33 + -29d + d2 = 0 + -33

Combine like terms: 33 + -33 = 0
0 + -29d + d2 = 0 + -33
-29d + d2 = 0 + -33

Combine like terms: 0 + -33 = -33
-29d + d2 = -33

The d term is -29d.  Take half its coefficient (-14.5).
Square it (210.25) and add it to both sides.

Add '210.25' to each side of the equation.
-29d + 210.25 + d2 = -33 + 210.25

Reorder the terms:
210.25 + -29d + d2 = -33 + 210.25

Combine like terms: -33 + 210.25 = 177.25
210.25 + -29d + d2 = 177.25

Factor a perfect square on the left side:
(d + -14.5)(d + -14.5) = 177.25

Calculate the square root of the right side: 13.313526956

Break this problem into two subproblems by setting 
(d + -14.5) equal to 13.313526956 and -13.313526956.

Subproblem 1

d + -14.5 = 13.313526956 Simplifying d + -14.5 = 13.313526956 Reorder the terms: -14.5 + d = 13.313526956 Solving -14.5 + d = 13.313526956 Solving for variable 'd'. Move all terms containing d to the left, all other terms to the right. Add '14.5' to each side of the equation. -14.5 + 14.5 + d = 13.313526956 + 14.5 Combine like terms: -14.5 + 14.5 = 0.0 0.0 + d = 13.313526956 + 14.5 d = 13.313526956 + 14.5 Combine like terms: 13.313526956 + 14.5 = 27.813526956 d = 27.813526956 Simplifying d = 27.813526956

Subproblem 2

d + -14.5 = -13.313526956 Simplifying d + -14.5 = -13.313526956 Reorder the terms: -14.5 + d = -13.313526956 Solving -14.5 + d = -13.313526956 Solving for variable 'd'. Move all terms containing d to the left, all other terms to the right. Add '14.5' to each side of the equation. -14.5 + 14.5 + d = -13.313526956 + 14.5 Combine like terms: -14.5 + 14.5 = 0.0 0.0 + d = -13.313526956 + 14.5 d = -13.313526956 + 14.5 Combine like terms: -13.313526956 + 14.5 = 1.186473044 d = 1.186473044 Simplifying d = 1.186473044

Solution

The solution to the problem is based on the solutions from the subproblems. d = {27.813526956, 1.186473044}

See similar equations:

| 8x+4=4x(2x+1) | | 14/5-1 | | 2x*6=5 | | 7/5-1 | | -11x^2+30=0 | | 15/7-1 | | -29=3-2m | | -11=-3+2n | | (3)(3/5) | | -4g^2+112g+100=0 | | 0.70x+0.05(12-x)=0.10(71) | | -3x(x+4)=15 | | u=x^2-1 | | F(x)=0.75+5x | | 2(3+d)-1= | | 3x+8+4x=-8 | | F(x)=0.75x+5x | | 3x^2-69x-51=0 | | -5x-4(4x-7)=36+7x | | 7x^2+10x=39 | | .5n+60=1.30n | | 9z+25=7 | | t^2+8t=9 | | 27+3x=72 | | h^2-2h-37=0 | | x^3-7x^2+41x-81=0 | | X+30=23 | | x*x-5x=180 | | -3x*4=-19 | | 1/2x=-30 | | 4c-2= | | 2s=4c+4t |

Equations solver categories