If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7x2 + -12x + 1 = 0 Reorder the terms: 1 + -12x + 7x2 = 0 Solving 1 + -12x + 7x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 7 the coefficient of the squared term: Divide each side by '7'. 0.1428571429 + -1.714285714x + x2 = 0 Move the constant term to the right: Add '-0.1428571429' to each side of the equation. 0.1428571429 + -1.714285714x + -0.1428571429 + x2 = 0 + -0.1428571429 Reorder the terms: 0.1428571429 + -0.1428571429 + -1.714285714x + x2 = 0 + -0.1428571429 Combine like terms: 0.1428571429 + -0.1428571429 = 0.0000000000 0.0000000000 + -1.714285714x + x2 = 0 + -0.1428571429 -1.714285714x + x2 = 0 + -0.1428571429 Combine like terms: 0 + -0.1428571429 = -0.1428571429 -1.714285714x + x2 = -0.1428571429 The x term is -1.714285714x. Take half its coefficient (-0.857142857). Square it (0.7346938773) and add it to both sides. Add '0.7346938773' to each side of the equation. -1.714285714x + 0.7346938773 + x2 = -0.1428571429 + 0.7346938773 Reorder the terms: 0.7346938773 + -1.714285714x + x2 = -0.1428571429 + 0.7346938773 Combine like terms: -0.1428571429 + 0.7346938773 = 0.5918367344 0.7346938773 + -1.714285714x + x2 = 0.5918367344 Factor a perfect square on the left side: (x + -0.857142857)(x + -0.857142857) = 0.5918367344 Calculate the square root of the right side: 0.769309258 Break this problem into two subproblems by setting (x + -0.857142857) equal to 0.769309258 and -0.769309258.Subproblem 1
x + -0.857142857 = 0.769309258 Simplifying x + -0.857142857 = 0.769309258 Reorder the terms: -0.857142857 + x = 0.769309258 Solving -0.857142857 + x = 0.769309258 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.857142857' to each side of the equation. -0.857142857 + 0.857142857 + x = 0.769309258 + 0.857142857 Combine like terms: -0.857142857 + 0.857142857 = 0.000000000 0.000000000 + x = 0.769309258 + 0.857142857 x = 0.769309258 + 0.857142857 Combine like terms: 0.769309258 + 0.857142857 = 1.626452115 x = 1.626452115 Simplifying x = 1.626452115Subproblem 2
x + -0.857142857 = -0.769309258 Simplifying x + -0.857142857 = -0.769309258 Reorder the terms: -0.857142857 + x = -0.769309258 Solving -0.857142857 + x = -0.769309258 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.857142857' to each side of the equation. -0.857142857 + 0.857142857 + x = -0.769309258 + 0.857142857 Combine like terms: -0.857142857 + 0.857142857 = 0.000000000 0.000000000 + x = -0.769309258 + 0.857142857 x = -0.769309258 + 0.857142857 Combine like terms: -0.769309258 + 0.857142857 = 0.087833599 x = 0.087833599 Simplifying x = 0.087833599Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.626452115, 0.087833599}
| 1.5a=11 | | 8r+4r=-31 | | 3(3x+5)-8=88 | | 12x+3=-3x-39 | | x^2+y^2-8x+2y=0 | | 14*w+15*x=y-21*w | | 16-2x+5x-8=-22 | | 7i-3i(-8-6i)= | | (3c-3)*(3c-3)= | | 2-3x=2x+1 | | 5x=-15x | | -40=-10+6f | | (3c-3)2= | | 2(4m+3)-9=45 | | 10-3b-12.5= | | -(6x-2)+6x= | | 1x+4.05= | | -14=-2(5-x)+6 | | (12y*6)+2y= | | 16x+60+8x=180 | | ln(32)-ln(x)=ln(2x) | | 7p+4=16+9p | | 7x^3+35x^2+42x=0 | | (2*29.95)+(.12m)=70.46 | | (7x-5)+(4x+7)= | | 3x+22-7x=5+5x | | 94=87 | | x+(x+50)=230 | | 32=3y-6x | | 45=3.14*x | | -7=2x-4 | | 2x-x+3=x-7 |