4x^2-10x=-7

Simple and best practice solution for 4x^2-10x=-7 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 4x^2-10x=-7 equation:


Simplifying
4x2 + -10x = -7

Reorder the terms:
-10x + 4x2 = -7

Solving
-10x + 4x2 = -7

Solving for variable 'x'.

Reorder the terms:
7 + -10x + 4x2 = -7 + 7

Combine like terms: -7 + 7 = 0
7 + -10x + 4x2 = 0

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

Divide each side by '4'.
1.75 + -2.5x + x2 = 0

Move the constant term to the right:

Add '-1.75' to each side of the equation.
1.75 + -2.5x + -1.75 + x2 = 0 + -1.75

Reorder the terms:
1.75 + -1.75 + -2.5x + x2 = 0 + -1.75

Combine like terms: 1.75 + -1.75 = 0.00
0.00 + -2.5x + x2 = 0 + -1.75
-2.5x + x2 = 0 + -1.75

Combine like terms: 0 + -1.75 = -1.75
-2.5x + x2 = -1.75

The x term is -2.5x.  Take half its coefficient (-1.25).
Square it (1.5625) and add it to both sides.

Add '1.5625' to each side of the equation.
-2.5x + 1.5625 + x2 = -1.75 + 1.5625

Reorder the terms:
1.5625 + -2.5x + x2 = -1.75 + 1.5625

Combine like terms: -1.75 + 1.5625 = -0.1875
1.5625 + -2.5x + x2 = -0.1875

Factor a perfect square on the left side:
(x + -1.25)(x + -1.25) = -0.1875

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| (x^2)=37 | | 4x^2-10x=-1 | | 19x+26=25x+26 | | -5x-11=-2 | | 1/2(-3)-4 | | x/5-14=-9 | | 4/5x-3/4x=3/10x-1 | | 8=-4x+36 | | x+1/5/8=6/2/3 | | 6x^2+5xy-y^2= | | x^2+1+9-25=0 | | y=-1/5(10^2)+(6)(10) | | x^2+9x+12=0 | | x/3+4.6=21.6 | | 6x-12=2.4 | | 7x+1/8=x-3/4 | | 7x+3=3x+9 | | -46=8+6x | | 2/3x-6=26 | | -63/-3= | | y^2=8y+9 | | x+10=2x-40 | | (x^2)=96 | | 4.6x+26.8=50.72 | | y=-1/5*0^2+6*0 | | 10x^2-2=-x | | (x^2)=-98 | | R/5-2 | | x/-1.6+7.9=8.4 | | 3(x^2+5)=42 | | 1m-23=12m+5 | | x+4+1/7x=44/7 |

Equations solver categories