-2x^2=-3x+5

Simple and best practice solution for -2x^2=-3x+5 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 -2x^2=-3x+5 equation:


Simplifying
-2x2 = -3x + 5

Reorder the terms:
-2x2 = 5 + -3x

Solving
-2x2 = 5 + -3x

Solving for variable 'x'.

Reorder the terms:
-5 + 3x + -2x2 = 5 + -3x + -5 + 3x

Reorder the terms:
-5 + 3x + -2x2 = 5 + -5 + -3x + 3x

Combine like terms: 5 + -5 = 0
-5 + 3x + -2x2 = 0 + -3x + 3x
-5 + 3x + -2x2 = -3x + 3x

Combine like terms: -3x + 3x = 0
-5 + 3x + -2x2 = 0

Begin completing the square.  Divide all terms by
-2 the coefficient of the squared term: 

Divide each side by '-2'.
2.5 + -1.5x + x2 = 0

Move the constant term to the right:

Add '-2.5' to each side of the equation.
2.5 + -1.5x + -2.5 + x2 = 0 + -2.5

Reorder the terms:
2.5 + -2.5 + -1.5x + x2 = 0 + -2.5

Combine like terms: 2.5 + -2.5 = 0.0
0.0 + -1.5x + x2 = 0 + -2.5
-1.5x + x2 = 0 + -2.5

Combine like terms: 0 + -2.5 = -2.5
-1.5x + x2 = -2.5

The x term is -1.5x.  Take half its coefficient (-0.75).
Square it (0.5625) and add it to both sides.

Add '0.5625' to each side of the equation.
-1.5x + 0.5625 + x2 = -2.5 + 0.5625

Reorder the terms:
0.5625 + -1.5x + x2 = -2.5 + 0.5625

Combine like terms: -2.5 + 0.5625 = -1.9375
0.5625 + -1.5x + x2 = -1.9375

Factor a perfect square on the left side:
(x + -0.75)(x + -0.75) = -1.9375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| x^2=10x-41 | | =-5X^4+20x | | 4y^2=12y-9 | | 5n+3=93 | | 10x^2+9x+1=0 | | y^2-14y+30=0 | | 15x^2-120x=0 | | y-7.1=4 | | 6(x-1.7)=9.3 | | 13x^2-117=0 | | m^3-7m-6=0 | | C=17(0.9x)+13(0.05x)+0(0.05x) | | p(100)=10(100)-7 | | w=105+5(h-60) | | 0=3x^7-4x^6-16x^5+4x^4+44x^3+23x^2-48x-3 | | 9p^2+73p+70=0 | | y=3x^7-4x^6-16x^5+4x^4+44x^3+23x^2-48x-3 | | 9y^2-5y=0 | | 3p-1=(5-1)-2(7-2p) | | 7a=7 | | y=4x^2-24x+42 | | 7y^2=13 | | 6x+3=2x+35 | | 5(2w-4)=6w | | x^2+6x=17 | | 6x+9=7x+8 | | 6x^2-130=0 | | 2m=72 | | 26=180 | | 3(a-5)=7(8a+5)-7 | | 57-3x=15x+15 | | x^2-25x+50=0 |

Equations solver categories