9x^2-45x+35=6x^2-30x

Simple and best practice solution for 9x^2-45x+35=6x^2-30x 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 9x^2-45x+35=6x^2-30x equation:


Simplifying
9x2 + -45x + 35 = 6x2 + -30x

Reorder the terms:
35 + -45x + 9x2 = 6x2 + -30x

Reorder the terms:
35 + -45x + 9x2 = -30x + 6x2

Solving
35 + -45x + 9x2 = -30x + 6x2

Solving for variable 'x'.

Reorder the terms:
35 + -45x + 30x + 9x2 + -6x2 = -30x + 6x2 + 30x + -6x2

Combine like terms: -45x + 30x = -15x
35 + -15x + 9x2 + -6x2 = -30x + 6x2 + 30x + -6x2

Combine like terms: 9x2 + -6x2 = 3x2
35 + -15x + 3x2 = -30x + 6x2 + 30x + -6x2

Reorder the terms:
35 + -15x + 3x2 = -30x + 30x + 6x2 + -6x2

Combine like terms: -30x + 30x = 0
35 + -15x + 3x2 = 0 + 6x2 + -6x2
35 + -15x + 3x2 = 6x2 + -6x2

Combine like terms: 6x2 + -6x2 = 0
35 + -15x + 3x2 = 0

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

Divide each side by '3'.
11.66666667 + -5x + x2 = 0

Move the constant term to the right:

Add '-11.66666667' to each side of the equation.
11.66666667 + -5x + -11.66666667 + x2 = 0 + -11.66666667

Reorder the terms:
11.66666667 + -11.66666667 + -5x + x2 = 0 + -11.66666667

Combine like terms: 11.66666667 + -11.66666667 = 0.00000000
0.00000000 + -5x + x2 = 0 + -11.66666667
-5x + x2 = 0 + -11.66666667

Combine like terms: 0 + -11.66666667 = -11.66666667
-5x + x2 = -11.66666667

The x term is -5x.  Take half its coefficient (-2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
-5x + 6.25 + x2 = -11.66666667 + 6.25

Reorder the terms:
6.25 + -5x + x2 = -11.66666667 + 6.25

Combine like terms: -11.66666667 + 6.25 = -5.41666667
6.25 + -5x + x2 = -5.41666667

Factor a perfect square on the left side:
(x + -2.5)(x + -2.5) = -5.41666667

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 5x+4x=8x+9 | | 6.93*8= | | (87*10^6)=((45*10^3)(.075))/((pi/2)((.075^4)-(c^4))) | | v^2-7vy-30y^2=0 | | 0.4x+7.3=5.9 | | -4x-5(1.95)=7 | | 4x^3+6x^2+16x= | | 0=2(2x-5y+1) | | 14x^2+50x+91=-5+6x^2-6x | | 3.18(-4.7+a)=15.9 | | 5b+2=23 | | -3x^2-11x+10=-2x^2-7x+5 | | Z/5-7=31/3 | | x^2-8x+256=0 | | 4(x+9)+22=4x+58 | | 4(5x-2)+30=82 | | 9x-3=7x+27 | | 28-8+18= | | -4(8-5y)=7 | | 4x-21=11-4x | | -7.4-6x-8.7-4x=-9x+1.4 | | 10=-3(2x+1)+7x | | 3/5(15y-5)-8=-4 | | 44=p+17 | | 10-3x=-8x+15 | | 4(8-5y)=7 | | (-3)+4x+2+2x+2x= | | -8/1 | | 90=x-20+x | | 10v^2-94v+105=-7 | | 3x^2+3x-12=2x^2+2x-6 | | 0.3(x+60)+1.1x=67 |

Equations solver categories