48=x^2-14x

Simple and best practice solution for 48=x^2-14x 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 48=x^2-14x equation:


Simplifying
48 = x2 + -14x

Reorder the terms:
48 = -14x + x2

Solving
48 = -14x + x2

Solving for variable 'x'.

Reorder the terms:
48 + 14x + -1x2 = -14x + 14x + x2 + -1x2

Combine like terms: -14x + 14x = 0
48 + 14x + -1x2 = 0 + x2 + -1x2
48 + 14x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
48 + 14x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
-48 + -14x + x2 = 0

Move the constant term to the right:

Add '48' to each side of the equation.
-48 + -14x + 48 + x2 = 0 + 48

Reorder the terms:
-48 + 48 + -14x + x2 = 0 + 48

Combine like terms: -48 + 48 = 0
0 + -14x + x2 = 0 + 48
-14x + x2 = 0 + 48

Combine like terms: 0 + 48 = 48
-14x + x2 = 48

The x term is -14x.  Take half its coefficient (-7).
Square it (49) and add it to both sides.

Add '49' to each side of the equation.
-14x + 49 + x2 = 48 + 49

Reorder the terms:
49 + -14x + x2 = 48 + 49

Combine like terms: 48 + 49 = 97
49 + -14x + x2 = 97

Factor a perfect square on the left side:
(x + -7)(x + -7) = 97

Calculate the square root of the right side: 9.848857802

Break this problem into two subproblems by setting 
(x + -7) equal to 9.848857802 and -9.848857802.

Subproblem 1

x + -7 = 9.848857802 Simplifying x + -7 = 9.848857802 Reorder the terms: -7 + x = 9.848857802 Solving -7 + x = 9.848857802 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + x = 9.848857802 + 7 Combine like terms: -7 + 7 = 0 0 + x = 9.848857802 + 7 x = 9.848857802 + 7 Combine like terms: 9.848857802 + 7 = 16.848857802 x = 16.848857802 Simplifying x = 16.848857802

Subproblem 2

x + -7 = -9.848857802 Simplifying x + -7 = -9.848857802 Reorder the terms: -7 + x = -9.848857802 Solving -7 + x = -9.848857802 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + x = -9.848857802 + 7 Combine like terms: -7 + 7 = 0 0 + x = -9.848857802 + 7 x = -9.848857802 + 7 Combine like terms: -9.848857802 + 7 = -2.848857802 x = -2.848857802 Simplifying x = -2.848857802

Solution

The solution to the problem is based on the solutions from the subproblems. x = {16.848857802, -2.848857802}

See similar equations:

| 0.04x+0.05(25000-x)=1170 | | 134=7x-10+5x | | 8y=64x-16 | | -14x=-22y+17 | | 6v^2-10=350 | | 2x-23=19-3x | | 8x-3y+12=0 | | 4n^2+10=91 | | 0.05t=4.95-d | | 40-4m=-3m-7(6m+6) | | (4+2)xr=54 | | 2x-28=42-5x | | A(8)= | | 0.3x+0.8=0.02 | | 17x+5=2x-40 | | 50+40*0+1= | | A(5)= | | -2(8-x)=4 | | 15n/15=540/15 | | 10+b=-14+6 | | x^2+6y=6y | | 3(2+4x)+8=-8x-6 | | 13=3w-14 | | 16x+4=2x-32 | | 9-3x=6x-12 | | Y=6(7)+7 | | 23=5s+3 | | -7(y)+6(y-1)+3(-2y)+6-y= | | 7r+7(r+20)=770 | | 3b^2=300 | | 120000=(200+x)(300+x) | | a+40=28 |

Equations solver categories