9.8x^2-10x-60=0

Simple and best practice solution for 9.8x^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 9.8x^2-10x-60=0 equation:


Simplifying
9.8x2 + -10x + -60 = 0

Reorder the terms:
-60 + -10x + 9.8x2 = 0

Solving
-60 + -10x + 9.8x2 = 0

Solving for variable 'x'.

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

Divide each side by '9.8'.
-6.12244898 + -1.020408163x + x2 = 0

Move the constant term to the right:

Add '6.12244898' to each side of the equation.
-6.12244898 + -1.020408163x + 6.12244898 + x2 = 0 + 6.12244898

Reorder the terms:
-6.12244898 + 6.12244898 + -1.020408163x + x2 = 0 + 6.12244898

Combine like terms: -6.12244898 + 6.12244898 = 0.00000000
0.00000000 + -1.020408163x + x2 = 0 + 6.12244898
-1.020408163x + x2 = 0 + 6.12244898

Combine like terms: 0 + 6.12244898 = 6.12244898
-1.020408163x + x2 = 6.12244898

The x term is -1.020408163x.  Take half its coefficient (-0.5102040815).
Square it (0.2603082048) and add it to both sides.

Add '0.2603082048' to each side of the equation.
-1.020408163x + 0.2603082048 + x2 = 6.12244898 + 0.2603082048

Reorder the terms:
0.2603082048 + -1.020408163x + x2 = 6.12244898 + 0.2603082048

Combine like terms: 6.12244898 + 0.2603082048 = 6.3827571848
0.2603082048 + -1.020408163x + x2 = 6.3827571848

Factor a perfect square on the left side:
(x + -0.5102040815)(x + -0.5102040815) = 6.3827571848

Calculate the square root of the right side: 2.526411919

Break this problem into two subproblems by setting 
(x + -0.5102040815) equal to 2.526411919 and -2.526411919.

Subproblem 1

x + -0.5102040815 = 2.526411919 Simplifying x + -0.5102040815 = 2.526411919 Reorder the terms: -0.5102040815 + x = 2.526411919 Solving -0.5102040815 + x = 2.526411919 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.5102040815' to each side of the equation. -0.5102040815 + 0.5102040815 + x = 2.526411919 + 0.5102040815 Combine like terms: -0.5102040815 + 0.5102040815 = 0.0000000000 0.0000000000 + x = 2.526411919 + 0.5102040815 x = 2.526411919 + 0.5102040815 Combine like terms: 2.526411919 + 0.5102040815 = 3.0366160005 x = 3.0366160005 Simplifying x = 3.0366160005

Subproblem 2

x + -0.5102040815 = -2.526411919 Simplifying x + -0.5102040815 = -2.526411919 Reorder the terms: -0.5102040815 + x = -2.526411919 Solving -0.5102040815 + x = -2.526411919 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.5102040815' to each side of the equation. -0.5102040815 + 0.5102040815 + x = -2.526411919 + 0.5102040815 Combine like terms: -0.5102040815 + 0.5102040815 = 0.0000000000 0.0000000000 + x = -2.526411919 + 0.5102040815 x = -2.526411919 + 0.5102040815 Combine like terms: -2.526411919 + 0.5102040815 = -2.0162078375 x = -2.0162078375 Simplifying x = -2.0162078375

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.0366160005, -2.0162078375}

See similar equations:

| -10c^2d=15cd^2 | | 3a-14=a+20 | | (-13.2)+8.1= | | 144+8x=108-5x | | 7-4(2x-5)=7x-3 | | 2y+3y=18 | | -58=-4x+10 | | -9-8=55 | | 5x+10+8x-5=180 | | -11x-6y=-6 | | X+7=X^2-4 | | 3a+1=x | | x^3+2x-256=0 | | 5x=7-10 | | 4(5y-2)=6(4y-4) | | 15x+1=6x+82 | | 10x-2=4x+16 | | t=-5n+1 | | m=-17n-1+(4n-1x) | | 18s^3-33s^2+14s= | | 2h+3=5h-7 | | -4(x+1)=-4x | | 300-2a=192 | | -3x-7.5=7.5 | | 7p+21=15+6p | | 10(x-5)=0 | | (X+7)-4=2x | | 12x+9=4x+74 | | 4a+16=-44-2a | | V+8=-12-3v | | 2(4x+1)=3(x-1) | | x^2+1x=1050 |

Equations solver categories