3x^2+12x+13=4x^2+20x+25

Simple and best practice solution for 3x^2+12x+13=4x^2+20x+25 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 3x^2+12x+13=4x^2+20x+25 equation:


Simplifying
3x2 + 12x + 13 = 4x2 + 20x + 25

Reorder the terms:
13 + 12x + 3x2 = 4x2 + 20x + 25

Reorder the terms:
13 + 12x + 3x2 = 25 + 20x + 4x2

Solving
13 + 12x + 3x2 = 25 + 20x + 4x2

Solving for variable 'x'.

Reorder the terms:
13 + -25 + 12x + -20x + 3x2 + -4x2 = 25 + 20x + 4x2 + -25 + -20x + -4x2

Combine like terms: 13 + -25 = -12
-12 + 12x + -20x + 3x2 + -4x2 = 25 + 20x + 4x2 + -25 + -20x + -4x2

Combine like terms: 12x + -20x = -8x
-12 + -8x + 3x2 + -4x2 = 25 + 20x + 4x2 + -25 + -20x + -4x2

Combine like terms: 3x2 + -4x2 = -1x2
-12 + -8x + -1x2 = 25 + 20x + 4x2 + -25 + -20x + -4x2

Reorder the terms:
-12 + -8x + -1x2 = 25 + -25 + 20x + -20x + 4x2 + -4x2

Combine like terms: 25 + -25 = 0
-12 + -8x + -1x2 = 0 + 20x + -20x + 4x2 + -4x2
-12 + -8x + -1x2 = 20x + -20x + 4x2 + -4x2

Combine like terms: 20x + -20x = 0
-12 + -8x + -1x2 = 0 + 4x2 + -4x2
-12 + -8x + -1x2 = 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
-12 + -8x + -1x2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(12 + 8x + x2) = 0

Factor a trinomial.
-1((6 + x)(2 + x)) = 0

Ignore the factor -1.

Subproblem 1

Set the factor '(6 + x)' equal to zero and attempt to solve: Simplifying 6 + x = 0 Solving 6 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + x = 0 + -6 x = 0 + -6 Combine like terms: 0 + -6 = -6 x = -6 Simplifying x = -6

Subproblem 2

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Solution

x = {-6, -2}

See similar equations:

| 5X+4Y+0.25Z=100 | | 14x+8x-4=180 | | 4=-0.5x^2+6 | | -9z+6+7z=-3z+11 | | 1/2:1/3:1/6 | | 2p+22=12 | | (2x+2)(2x+2)=(x+3)(4x-2) | | -3x-63=x+25 | | x./.3-1=4 | | 0=x^3+6x^2+12x-8 | | 2(4-2+b)=-3(8b+20)-7 | | (x-7)3=729 | | 640=2(w+3w-12) | | -0.9808=-0.00936*t*1 | | 11=9t/5 | | -5.03+(-10.2)-(-6)= | | (x^5)+x=0 | | 3=h | | 5n+10=3 | | 380=2(w+w+20) | | 6=2+6 | | 4=4(x-10) | | x^5=0.75 | | 2(1-12x)+2x=2(1+4x) | | 6(k+5)=10k+2(4-3k) | | 0.5x-3=9.5a | | 5/6y=35x | | -x+33=3(1-4x)+5x | | x(30-x)=100 | | 1/4y+3/4=7/4 | | x^3+7x^2+6x=5 | | 4200m^2= |

Equations solver categories