If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7x2 + 39x + 12 = 0 Reorder the terms: 12 + 39x + 7x2 = 0 Solving 12 + 39x + 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'. 1.714285714 + 5.571428571x + x2 = 0 Move the constant term to the right: Add '-1.714285714' to each side of the equation. 1.714285714 + 5.571428571x + -1.714285714 + x2 = 0 + -1.714285714 Reorder the terms: 1.714285714 + -1.714285714 + 5.571428571x + x2 = 0 + -1.714285714 Combine like terms: 1.714285714 + -1.714285714 = 0.000000000 0.000000000 + 5.571428571x + x2 = 0 + -1.714285714 5.571428571x + x2 = 0 + -1.714285714 Combine like terms: 0 + -1.714285714 = -1.714285714 5.571428571x + x2 = -1.714285714 The x term is 5.571428571x. Take half its coefficient (2.785714286). Square it (7.760204083) and add it to both sides. Add '7.760204083' to each side of the equation. 5.571428571x + 7.760204083 + x2 = -1.714285714 + 7.760204083 Reorder the terms: 7.760204083 + 5.571428571x + x2 = -1.714285714 + 7.760204083 Combine like terms: -1.714285714 + 7.760204083 = 6.045918369 7.760204083 + 5.571428571x + x2 = 6.045918369 Factor a perfect square on the left side: (x + 2.785714286)(x + 2.785714286) = 6.045918369 Calculate the square root of the right side: 2.458844926 Break this problem into two subproblems by setting (x + 2.785714286) equal to 2.458844926 and -2.458844926.Subproblem 1
x + 2.785714286 = 2.458844926 Simplifying x + 2.785714286 = 2.458844926 Reorder the terms: 2.785714286 + x = 2.458844926 Solving 2.785714286 + x = 2.458844926 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.785714286' to each side of the equation. 2.785714286 + -2.785714286 + x = 2.458844926 + -2.785714286 Combine like terms: 2.785714286 + -2.785714286 = 0.000000000 0.000000000 + x = 2.458844926 + -2.785714286 x = 2.458844926 + -2.785714286 Combine like terms: 2.458844926 + -2.785714286 = -0.32686936 x = -0.32686936 Simplifying x = -0.32686936Subproblem 2
x + 2.785714286 = -2.458844926 Simplifying x + 2.785714286 = -2.458844926 Reorder the terms: 2.785714286 + x = -2.458844926 Solving 2.785714286 + x = -2.458844926 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.785714286' to each side of the equation. 2.785714286 + -2.785714286 + x = -2.458844926 + -2.785714286 Combine like terms: 2.785714286 + -2.785714286 = 0.000000000 0.000000000 + x = -2.458844926 + -2.785714286 x = -2.458844926 + -2.785714286 Combine like terms: -2.458844926 + -2.785714286 = -5.244559212 x = -5.244559212 Simplifying x = -5.244559212Solution
The solution to the problem is based on the solutions from the subproblems. x = {-0.32686936, -5.244559212}
| Y=x(6)+1 | | 2n^2+9n-26=0 | | p^3+2p^2-63p=0 | | 12-4(5x+3y)= | | 2x+9=-2x+3+4x | | 50+10x=-37 | | 15x^2+23x-896=0 | | 3a+3b=9 | | 6k^2-24k-270=0 | | 3x+8(-x+1)=-22 | | 4x=t+57 | | q+10=0 | | 3b+ab=x | | 3x+8(x+1)=-22 | | n^2+3n-70= | | 3x+8(x+10)=-22 | | 5+65x=52x+9 | | 5k^2-10k-175=0 | | 3x+8(-x+10)=-22 | | q^2+9q=0 | | 5m^3+75m^2+250m=0 | | 3(z+2)=-5z+4 | | X+30=2x+22 | | 15w+70=5w | | 6(2z+7)=102 | | -2+2x=-4+16x | | 4(wx-v)=9(x+v) | | -0.6x^2+60=0 | | 1-4m=17 | | 66-3x=12-9x | | 6x+12=-32-5x | | -2(x-4)+9-3x= |