-5x^2+7x-10=0

Simple and best practice solution for -5x^2+7x-10=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 -5x^2+7x-10=0 equation:


Simplifying
-5x2 + 7x + -10 = 0

Reorder the terms:
-10 + 7x + -5x2 = 0

Solving
-10 + 7x + -5x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-5 the coefficient of the squared term: 

Divide each side by '-5'.
2 + -1.4x + x2 = 0

Move the constant term to the right:

Add '-2' to each side of the equation.
2 + -1.4x + -2 + x2 = 0 + -2

Reorder the terms:
2 + -2 + -1.4x + x2 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -1.4x + x2 = 0 + -2
-1.4x + x2 = 0 + -2

Combine like terms: 0 + -2 = -2
-1.4x + x2 = -2

The x term is -1.4x.  Take half its coefficient (-0.7).
Square it (0.49) and add it to both sides.

Add '0.49' to each side of the equation.
-1.4x + 0.49 + x2 = -2 + 0.49

Reorder the terms:
0.49 + -1.4x + x2 = -2 + 0.49

Combine like terms: -2 + 0.49 = -1.51
0.49 + -1.4x + x2 = -1.51

Factor a perfect square on the left side:
(x + -0.7)(x + -0.7) = -1.51

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| [m+5]+9=16 | | X=4y-25 | | =4*3*3 | | 3/9=4/r-s | | 0.6v+2.1=17 | | X^3+px^2+px+1=0 | | (Y)(Y)=0 | | 6/9=n/3 | | 2x-6=9x+9 | | 2X-5y-3xy=0 | | 16x^2+70x-9=(Ax+B)(Cx-D) | | |4x-1/3|=1 | | 2x^2-16=20 | | 2X-0.5y-0.001xy=0 | | 502.4=3.14*4x^2*h | | 49w^2-25f^2= | | 2x+6=4x+20 | | .06x=1 | | (-1)-3-(-11)+(-9)= | | 5x-3(x-6)=3+3x | | -2xt^2-11=5 | | X^2+2x+2.5=0 | | 3+2x+11=6x+33 | | x-(.15x)=130 | | factorz^2+z-12= | | 21x^2y+3xy-35x-5=0 | | (X^4y^3)(xy^6)= | | n-9=3(n-15) | | 11-(3x+-5)=5x | | (3s+19)(s+1)=-20 | | x^4-x^2y^2+y^4=z^2 | | =-8(10-6r)+6r |

Equations solver categories