30x-x^2=250

Simple and best practice solution for 30x-x^2=250 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 30x-x^2=250 equation:


Simplifying
30x + -1x2 = 250

Solving
30x + -1x2 = 250

Solving for variable 'x'.

Reorder the terms:
-250 + 30x + -1x2 = 250 + -250

Combine like terms: 250 + -250 = 0
-250 + 30x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
250 + -30x + x2 = 0

Move the constant term to the right:

Add '-250' to each side of the equation.
250 + -30x + -250 + x2 = 0 + -250

Reorder the terms:
250 + -250 + -30x + x2 = 0 + -250

Combine like terms: 250 + -250 = 0
0 + -30x + x2 = 0 + -250
-30x + x2 = 0 + -250

Combine like terms: 0 + -250 = -250
-30x + x2 = -250

The x term is -30x.  Take half its coefficient (-15).
Square it (225) and add it to both sides.

Add '225' to each side of the equation.
-30x + 225 + x2 = -250 + 225

Reorder the terms:
225 + -30x + x2 = -250 + 225

Combine like terms: -250 + 225 = -25
225 + -30x + x2 = -25

Factor a perfect square on the left side:
(x + -15)(x + -15) = -25

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 6(w-3)2+1=25 | | 3Y+2Y=160 | | 4x-8=2828-2x | | 1+2y=-7 | | 3.06x+25=9.3636+5x | | 8.41x+58.87=117.74 | | 5(x-3)+50=-2x | | -56[-14]=4x+x | | 2x=4444 | | 4x^2+xy-9y^2=0 | | 2y-16x=-2 | | 180=(2x)+(2x+4) | | -56+[14]=4x+x | | 7/u+1=4/u+4 | | 10x^2=3(x+9) | | 3y-7=-5x | | b(b-2)=b | | 2x-6y= | | n^2=10n+3000 | | -56+[-14]=4x+5 | | .12x+.16y=6 | | l(x)-l(x+5)=0 | | 0.28x-1.2= | | 3a^3+a^2=2a | | 2.4+0.4x= | | 35+w^2=12w | | lo(x)-lo(x+5)=0 | | 600=10c+5s | | 3n=12+n+26 | | -4x+30=3x-10 | | -5x-2=3 | | 0.28x-10-1.2= |

Equations solver categories