If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -7x2 + 16x + -6 = 0 Reorder the terms: -6 + 16x + -7x2 = 0 Solving -6 + 16x + -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'. 0.8571428571 + -2.285714286x + x2 = 0 Move the constant term to the right: Add '-0.8571428571' to each side of the equation. 0.8571428571 + -2.285714286x + -0.8571428571 + x2 = 0 + -0.8571428571 Reorder the terms: 0.8571428571 + -0.8571428571 + -2.285714286x + x2 = 0 + -0.8571428571 Combine like terms: 0.8571428571 + -0.8571428571 = 0.0000000000 0.0000000000 + -2.285714286x + x2 = 0 + -0.8571428571 -2.285714286x + x2 = 0 + -0.8571428571 Combine like terms: 0 + -0.8571428571 = -0.8571428571 -2.285714286x + x2 = -0.8571428571 The x term is -2.285714286x. Take half its coefficient (-1.142857143). Square it (1.306122449) and add it to both sides. Add '1.306122449' to each side of the equation. -2.285714286x + 1.306122449 + x2 = -0.8571428571 + 1.306122449 Reorder the terms: 1.306122449 + -2.285714286x + x2 = -0.8571428571 + 1.306122449 Combine like terms: -0.8571428571 + 1.306122449 = 0.4489795919 1.306122449 + -2.285714286x + x2 = 0.4489795919 Factor a perfect square on the left side: (x + -1.142857143)(x + -1.142857143) = 0.4489795919 Calculate the square root of the right side: 0.670059394 Break this problem into two subproblems by setting (x + -1.142857143) equal to 0.670059394 and -0.670059394.Subproblem 1
x + -1.142857143 = 0.670059394 Simplifying x + -1.142857143 = 0.670059394 Reorder the terms: -1.142857143 + x = 0.670059394 Solving -1.142857143 + x = 0.670059394 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.142857143' to each side of the equation. -1.142857143 + 1.142857143 + x = 0.670059394 + 1.142857143 Combine like terms: -1.142857143 + 1.142857143 = 0.000000000 0.000000000 + x = 0.670059394 + 1.142857143 x = 0.670059394 + 1.142857143 Combine like terms: 0.670059394 + 1.142857143 = 1.812916537 x = 1.812916537 Simplifying x = 1.812916537Subproblem 2
x + -1.142857143 = -0.670059394 Simplifying x + -1.142857143 = -0.670059394 Reorder the terms: -1.142857143 + x = -0.670059394 Solving -1.142857143 + x = -0.670059394 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.142857143' to each side of the equation. -1.142857143 + 1.142857143 + x = -0.670059394 + 1.142857143 Combine like terms: -1.142857143 + 1.142857143 = 0.000000000 0.000000000 + x = -0.670059394 + 1.142857143 x = -0.670059394 + 1.142857143 Combine like terms: -0.670059394 + 1.142857143 = 0.472797749 x = 0.472797749 Simplifying x = 0.472797749Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.812916537, 0.472797749}
| -8x+18= | | 8x+4y=-2 | | y=-59847x+3E+06 | | 4x-2y=60 | | 5x+0(x+7)=100 | | -2x-14= | | y=8cosx+4sinx | | 1x+3y=9 | | -6x-101=-12x+55 | | 2x+2x+3+5=230 | | X^2+5x+Y^2+7y=72 | | 9x-85=69-2x | | 3x^2+2x+1=38 | | X^2+5x+Y^2+7y-72=0 | | 16t^2-96t+108=0 | | X^2-6x+4= | | ln(2x+3)=ln(4x-1) | | h(t)=8+10t-5t^2 | | ln(2x+3)=on(4x-1) | | 7(2m-3)-3(4m+8)=2 | | 500/2=50+x | | 9x^8+4x^3=0 | | 5(x-7)-3(x-02)=0 | | 2x(x+2)+3(x+2)=0 | | x^2-1.5x-20=0 | | 13=9r+8 | | -16t^2+256t+1680=0 | | 3x-5+3x+25+2x=180 | | 268=2x+4y | | 9(2x+3)+2=11(x-5) | | x^2+34x+325=0 | | (x(5))-24=x |