49x^2+48x-4=0

Simple and best practice solution for 49x^2+48x-4=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 49x^2+48x-4=0 equation:


Simplifying
49x2 + 48x + -4 = 0

Reorder the terms:
-4 + 48x + 49x2 = 0

Solving
-4 + 48x + 49x2 = 0

Solving for variable 'x'.

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

Divide each side by '49'.
-0.08163265306 + 0.9795918367x + x2 = 0

Move the constant term to the right:

Add '0.08163265306' to each side of the equation.
-0.08163265306 + 0.9795918367x + 0.08163265306 + x2 = 0 + 0.08163265306

Reorder the terms:
-0.08163265306 + 0.08163265306 + 0.9795918367x + x2 = 0 + 0.08163265306

Combine like terms: -0.08163265306 + 0.08163265306 = 0.00000000000
0.00000000000 + 0.9795918367x + x2 = 0 + 0.08163265306
0.9795918367x + x2 = 0 + 0.08163265306

Combine like terms: 0 + 0.08163265306 = 0.08163265306
0.9795918367x + x2 = 0.08163265306

The x term is 0.9795918367x.  Take half its coefficient (0.4897959184).
Square it (0.2399000417) and add it to both sides.

Add '0.2399000417' to each side of the equation.
0.9795918367x + 0.2399000417 + x2 = 0.08163265306 + 0.2399000417

Reorder the terms:
0.2399000417 + 0.9795918367x + x2 = 0.08163265306 + 0.2399000417

Combine like terms: 0.08163265306 + 0.2399000417 = 0.32153269476
0.2399000417 + 0.9795918367x + x2 = 0.32153269476

Factor a perfect square on the left side:
(x + 0.4897959184)(x + 0.4897959184) = 0.32153269476

Calculate the square root of the right side: 0.56703853

Break this problem into two subproblems by setting 
(x + 0.4897959184) equal to 0.56703853 and -0.56703853.

Subproblem 1

x + 0.4897959184 = 0.56703853 Simplifying x + 0.4897959184 = 0.56703853 Reorder the terms: 0.4897959184 + x = 0.56703853 Solving 0.4897959184 + x = 0.56703853 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.4897959184' to each side of the equation. 0.4897959184 + -0.4897959184 + x = 0.56703853 + -0.4897959184 Combine like terms: 0.4897959184 + -0.4897959184 = 0.0000000000 0.0000000000 + x = 0.56703853 + -0.4897959184 x = 0.56703853 + -0.4897959184 Combine like terms: 0.56703853 + -0.4897959184 = 0.0772426116 x = 0.0772426116 Simplifying x = 0.0772426116

Subproblem 2

x + 0.4897959184 = -0.56703853 Simplifying x + 0.4897959184 = -0.56703853 Reorder the terms: 0.4897959184 + x = -0.56703853 Solving 0.4897959184 + x = -0.56703853 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.4897959184' to each side of the equation. 0.4897959184 + -0.4897959184 + x = -0.56703853 + -0.4897959184 Combine like terms: 0.4897959184 + -0.4897959184 = 0.0000000000 0.0000000000 + x = -0.56703853 + -0.4897959184 x = -0.56703853 + -0.4897959184 Combine like terms: -0.56703853 + -0.4897959184 = -1.0568344484 x = -1.0568344484 Simplifying x = -1.0568344484

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.0772426116, -1.0568344484}

See similar equations:

| 3m^2+24m=-90 | | (7*2.82i)+(28*2.82i)+56= | | 81-112=-8(-4y)-17(2y)+y | | 7x+8x=2 | | 3(2x-7)=5x+27+X | | -2(x-5)+10x-6=-x+2 | | S=140+64t-16t^2 | | 2(x-3)+5(x-2)=3(2x-1)-(3-x) | | 39/8=x-17/8 | | x^2-8x+16=9x | | 1n+3=12-4n | | 7/6=14/m | | 70(10-3w)=5(15-4w) | | 9x=1/2 | | (6x-7)+(2x)+(103-x)=180 | | 39-13-11= | | 4=m(5)+b | | 5x+3+(-x)=2x+3+2x+1 | | -5(-3z)=120 | | X+(x+1)=271 | | -7(3x+5)=-77 | | -3.1+3x=1.7 | | -13m+9m=16-52 | | 5+3+(-x)=2x+3+2x+1 | | 3(4x+5)+4(2x+6)= | | -7/8n=-42 | | (3b-8)-(6-b)= | | 3a+5.50(300-a)=1175 | | 2t+6t=10+4-6 | | 49x^2+6x-4=0 | | 0=-180+100(x)-4x^2 | | Graphx^2+6x+5=0 |

Equations solver categories