(3-x)(x+4)+16=12x-(x+3)(x+3)

Simple and best practice solution for (3-x)(x+4)+16=12x-(x+3)(x+3) 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 (3-x)(x+4)+16=12x-(x+3)(x+3) equation:


Simplifying
(3 + -1x)(x + 4) + 16 = 12x + -1(x + 3)(x + 3)

Reorder the terms:
(3 + -1x)(4 + x) + 16 = 12x + -1(x + 3)(x + 3)

Multiply (3 + -1x) * (4 + x)
(3(4 + x) + -1x * (4 + x)) + 16 = 12x + -1(x + 3)(x + 3)
((4 * 3 + x * 3) + -1x * (4 + x)) + 16 = 12x + -1(x + 3)(x + 3)
((12 + 3x) + -1x * (4 + x)) + 16 = 12x + -1(x + 3)(x + 3)
(12 + 3x + (4 * -1x + x * -1x)) + 16 = 12x + -1(x + 3)(x + 3)
(12 + 3x + (-4x + -1x2)) + 16 = 12x + -1(x + 3)(x + 3)

Combine like terms: 3x + -4x = -1x
(12 + -1x + -1x2) + 16 = 12x + -1(x + 3)(x + 3)

Reorder the terms:
12 + 16 + -1x + -1x2 = 12x + -1(x + 3)(x + 3)

Combine like terms: 12 + 16 = 28
28 + -1x + -1x2 = 12x + -1(x + 3)(x + 3)

Reorder the terms:
28 + -1x + -1x2 = 12x + -1(3 + x)(x + 3)

Reorder the terms:
28 + -1x + -1x2 = 12x + -1(3 + x)(3 + x)

Multiply (3 + x) * (3 + x)
28 + -1x + -1x2 = 12x + -1(3(3 + x) + x(3 + x))
28 + -1x + -1x2 = 12x + -1((3 * 3 + x * 3) + x(3 + x))
28 + -1x + -1x2 = 12x + -1((9 + 3x) + x(3 + x))
28 + -1x + -1x2 = 12x + -1(9 + 3x + (3 * x + x * x))
28 + -1x + -1x2 = 12x + -1(9 + 3x + (3x + x2))

Combine like terms: 3x + 3x = 6x
28 + -1x + -1x2 = 12x + -1(9 + 6x + x2)
28 + -1x + -1x2 = 12x + (9 * -1 + 6x * -1 + x2 * -1)
28 + -1x + -1x2 = 12x + (-9 + -6x + -1x2)

Reorder the terms:
28 + -1x + -1x2 = -9 + 12x + -6x + -1x2

Combine like terms: 12x + -6x = 6x
28 + -1x + -1x2 = -9 + 6x + -1x2

Add 'x2' to each side of the equation.
28 + -1x + -1x2 + x2 = -9 + 6x + -1x2 + x2

Combine like terms: -1x2 + x2 = 0
28 + -1x + 0 = -9 + 6x + -1x2 + x2
28 + -1x = -9 + 6x + -1x2 + x2

Combine like terms: -1x2 + x2 = 0
28 + -1x = -9 + 6x + 0
28 + -1x = -9 + 6x

Solving
28 + -1x = -9 + 6x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-6x' to each side of the equation.
28 + -1x + -6x = -9 + 6x + -6x

Combine like terms: -1x + -6x = -7x
28 + -7x = -9 + 6x + -6x

Combine like terms: 6x + -6x = 0
28 + -7x = -9 + 0
28 + -7x = -9

Add '-28' to each side of the equation.
28 + -28 + -7x = -9 + -28

Combine like terms: 28 + -28 = 0
0 + -7x = -9 + -28
-7x = -9 + -28

Combine like terms: -9 + -28 = -37
-7x = -37

Divide each side by '-7'.
x = 5.285714286

Simplifying
x = 5.285714286

See similar equations:

| 1/4x=-76 | | (3-x)(x+4)+16=12x-(x+3) | | Y+3y+4=53-3y | | 0.5=100/x | | 2r-3=13 | | 5y-3y+9+13=4y-6 | | 6x-12=-38 | | q+7/8=.8 | | X-7/z | | 1x+3x=180 | | 88=4(2x+8) | | 45/10x-15 | | 5(5)+4-7(2)= | | 2x(5*x+-10)=(x+2)-6x | | Cosx=0.625 | | 24d^2+16d-33=7 | | 2x+y=725 | | 8-2x=5(2) | | Q^2-3q-12=16 | | 3(2m+8)=8 | | (5x^5/6)/(3x^1/2) | | 10m^2-50m=60 | | 9(2m-3)=20-4m | | y+200=y-7 | | 1/3x-13=2 | | 24b^2-6b=63 | | (2x/3)*(6/7x) | | 7m-9=40 | | cos^2x+2sinx-2=0 | | y+200=y-28 | | 30b^2+75b+46=0 | | -8(g-4)=64 |

Equations solver categories