30x^2-10x-60=0

Simple and best practice solution for 30x^2-10x-60=0 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 30x^2-10x-60=0 equation:


Simplifying
30x2 + -10x + -60 = 0

Reorder the terms:
-60 + -10x + 30x2 = 0

Solving
-60 + -10x + 30x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '10'.
10(-6 + -1x + 3x2) = 0

Ignore the factor 10.

Subproblem 1

Set the factor '(-6 + -1x + 3x2)' equal to zero and attempt to solve: Simplifying -6 + -1x + 3x2 = 0 Solving -6 + -1x + 3x2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. -2 + -0.3333333333x + x2 = 0 Move the constant term to the right: Add '2' to each side of the equation. -2 + -0.3333333333x + 2 + x2 = 0 + 2 Reorder the terms: -2 + 2 + -0.3333333333x + x2 = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -0.3333333333x + x2 = 0 + 2 -0.3333333333x + x2 = 0 + 2 Combine like terms: 0 + 2 = 2 -0.3333333333x + x2 = 2 The x term is -0.3333333333x. Take half its coefficient (-0.1666666667). Square it (0.02777777779) and add it to both sides. Add '0.02777777779' to each side of the equation. -0.3333333333x + 0.02777777779 + x2 = 2 + 0.02777777779 Reorder the terms: 0.02777777779 + -0.3333333333x + x2 = 2 + 0.02777777779 Combine like terms: 2 + 0.02777777779 = 2.02777777779 0.02777777779 + -0.3333333333x + x2 = 2.02777777779 Factor a perfect square on the left side: (x + -0.1666666667)(x + -0.1666666667) = 2.02777777779 Calculate the square root of the right side: 1.424000624 Break this problem into two subproblems by setting (x + -0.1666666667) equal to 1.424000624 and -1.424000624.

Subproblem 1

x + -0.1666666667 = 1.424000624 Simplifying x + -0.1666666667 = 1.424000624 Reorder the terms: -0.1666666667 + x = 1.424000624 Solving -0.1666666667 + x = 1.424000624 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.1666666667' to each side of the equation. -0.1666666667 + 0.1666666667 + x = 1.424000624 + 0.1666666667 Combine like terms: -0.1666666667 + 0.1666666667 = 0.0000000000 0.0000000000 + x = 1.424000624 + 0.1666666667 x = 1.424000624 + 0.1666666667 Combine like terms: 1.424000624 + 0.1666666667 = 1.5906672907 x = 1.5906672907 Simplifying x = 1.5906672907

Subproblem 2

x + -0.1666666667 = -1.424000624 Simplifying x + -0.1666666667 = -1.424000624 Reorder the terms: -0.1666666667 + x = -1.424000624 Solving -0.1666666667 + x = -1.424000624 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.1666666667' to each side of the equation. -0.1666666667 + 0.1666666667 + x = -1.424000624 + 0.1666666667 Combine like terms: -0.1666666667 + 0.1666666667 = 0.0000000000 0.0000000000 + x = -1.424000624 + 0.1666666667 x = -1.424000624 + 0.1666666667 Combine like terms: -1.424000624 + 0.1666666667 = -1.2573339573 x = -1.2573339573 Simplifying x = -1.2573339573

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.5906672907, -1.2573339573}

Solution

x = {1.5906672907, -1.2573339573}

See similar equations:

| 2y+7x=0 | | 3(x+5)=120 | | 15a^2-16ab+4b^2=0 | | 9+5t=89 | | -5x(-9+8)-(9-3)=9x(9+7)+(-8+7) | | 6x+2=9x-7 | | 0.05(6t-8)=0.30(t-3)+0.50 | | -3y+5x=10 | | s^2+5s=-1 | | 30=2(v+8)-4v | | 40-4+3g=51 | | 4(x+3)-9=2x+2(1+x) | | 2u+2(u-5)=2 | | 5m^2-26mn+5n^2=0 | | 2u+2(5-u)=2 | | 10=-d+6 | | -2=4(w+7)-7w | | 8w-70=3w | | -3(8-2r)=4(6r-9) | | 5x+18=2-3x | | 10x^3+15x^2+12x+18=0 | | 9y+26=5y-6 | | 3(y-2)=15 | | 3(5-f)=21-3f | | 8-5n=3n-4(n-9) | | 45y^2-3y-6=0 | | -12w-44-11w=3(4-9w) | | -6=x/8+4 | | -6=x8+4 | | 9=-3x-5x-7 | | -4(3-f)=18-4f | | 2y-7=8y+9 |

Equations solver categories