If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7x2 + 22x + -30 = 0 Reorder the terms: -30 + 22x + 7x2 = 0 Solving -30 + 22x + 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'. -4.285714286 + 3.142857143x + x2 = 0 Move the constant term to the right: Add '4.285714286' to each side of the equation. -4.285714286 + 3.142857143x + 4.285714286 + x2 = 0 + 4.285714286 Reorder the terms: -4.285714286 + 4.285714286 + 3.142857143x + x2 = 0 + 4.285714286 Combine like terms: -4.285714286 + 4.285714286 = 0.000000000 0.000000000 + 3.142857143x + x2 = 0 + 4.285714286 3.142857143x + x2 = 0 + 4.285714286 Combine like terms: 0 + 4.285714286 = 4.285714286 3.142857143x + x2 = 4.285714286 The x term is 3.142857143x. Take half its coefficient (1.571428572). Square it (2.469387757) and add it to both sides. Add '2.469387757' to each side of the equation. 3.142857143x + 2.469387757 + x2 = 4.285714286 + 2.469387757 Reorder the terms: 2.469387757 + 3.142857143x + x2 = 4.285714286 + 2.469387757 Combine like terms: 4.285714286 + 2.469387757 = 6.755102043 2.469387757 + 3.142857143x + x2 = 6.755102043 Factor a perfect square on the left side: (x + 1.571428572)(x + 1.571428572) = 6.755102043 Calculate the square root of the right side: 2.599057915 Break this problem into two subproblems by setting (x + 1.571428572) equal to 2.599057915 and -2.599057915.Subproblem 1
x + 1.571428572 = 2.599057915 Simplifying x + 1.571428572 = 2.599057915 Reorder the terms: 1.571428572 + x = 2.599057915 Solving 1.571428572 + x = 2.599057915 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.571428572' to each side of the equation. 1.571428572 + -1.571428572 + x = 2.599057915 + -1.571428572 Combine like terms: 1.571428572 + -1.571428572 = 0.000000000 0.000000000 + x = 2.599057915 + -1.571428572 x = 2.599057915 + -1.571428572 Combine like terms: 2.599057915 + -1.571428572 = 1.027629343 x = 1.027629343 Simplifying x = 1.027629343Subproblem 2
x + 1.571428572 = -2.599057915 Simplifying x + 1.571428572 = -2.599057915 Reorder the terms: 1.571428572 + x = -2.599057915 Solving 1.571428572 + x = -2.599057915 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.571428572' to each side of the equation. 1.571428572 + -1.571428572 + x = -2.599057915 + -1.571428572 Combine like terms: 1.571428572 + -1.571428572 = 0.000000000 0.000000000 + x = -2.599057915 + -1.571428572 x = -2.599057915 + -1.571428572 Combine like terms: -2.599057915 + -1.571428572 = -4.170486487 x = -4.170486487 Simplifying x = -4.170486487Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.027629343, -4.170486487}
| 7x*4=11 | | 6x-3(-5x-12)=-153 | | y=-0.4+28 | | 3(7x-5)=2(x+5)-4(2x+1) | | 2r^2-19r+35= | | n*35552=4416 | | 5y+5=15+4y | | -35=6x-5(3x+16) | | 400+25n=71n+25n | | 12x=180000 | | 57=5x-4(2x-18) | | 6x=54/17 | | 8/z-z=4 | | 3x+4z=2yforz | | -6+6(-3+14)=132 | | x^2-2x+1=k | | 3x+4z=2y | | 3x+(4y-10)=180 | | y=25x+400 | | -158=5x-4(-2x+7) | | -0.10(45)+0.35x=0.05(x-18) | | (9x+12)=(4y-10) | | 6y^2-3y+1=0 | | -4x-6(-3x+11)=102 | | 71+25x=400 | | 0.18y+0.06(y+9000)=2460 | | 71+400x=25 | | (4y-10)=(9x+12) | | Log(3x^2+7)-log(3x-2)=1 | | -7y+3(y-5)=-23 | | -116=6x-2(7x+14) | | x+3x-2x+12=x+112 |