(X-7)(X-4)=(X+4)(X+9)

Simple and best practice solution for (X-7)(X-4)=(X+4)(X+9) 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 (X-7)(X-4)=(X+4)(X+9) equation:


Simplifying
(X + -7)(X + -4) = (X + 4)(X + 9)

Reorder the terms:
(-7 + X)(X + -4) = (X + 4)(X + 9)

Reorder the terms:
(-7 + X)(-4 + X) = (X + 4)(X + 9)

Multiply (-7 + X) * (-4 + X)
(-7(-4 + X) + X(-4 + X)) = (X + 4)(X + 9)
((-4 * -7 + X * -7) + X(-4 + X)) = (X + 4)(X + 9)
((28 + -7X) + X(-4 + X)) = (X + 4)(X + 9)
(28 + -7X + (-4 * X + X * X)) = (X + 4)(X + 9)
(28 + -7X + (-4X + X2)) = (X + 4)(X + 9)

Combine like terms: -7X + -4X = -11X
(28 + -11X + X2) = (X + 4)(X + 9)

Reorder the terms:
28 + -11X + X2 = (4 + X)(X + 9)

Reorder the terms:
28 + -11X + X2 = (4 + X)(9 + X)

Multiply (4 + X) * (9 + X)
28 + -11X + X2 = (4(9 + X) + X(9 + X))
28 + -11X + X2 = ((9 * 4 + X * 4) + X(9 + X))
28 + -11X + X2 = ((36 + 4X) + X(9 + X))
28 + -11X + X2 = (36 + 4X + (9 * X + X * X))
28 + -11X + X2 = (36 + 4X + (9X + X2))

Combine like terms: 4X + 9X = 13X
28 + -11X + X2 = (36 + 13X + X2)

Add '-1X2' to each side of the equation.
28 + -11X + X2 + -1X2 = 36 + 13X + X2 + -1X2

Combine like terms: X2 + -1X2 = 0
28 + -11X + 0 = 36 + 13X + X2 + -1X2
28 + -11X = 36 + 13X + X2 + -1X2

Combine like terms: X2 + -1X2 = 0
28 + -11X = 36 + 13X + 0
28 + -11X = 36 + 13X

Solving
28 + -11X = 36 + 13X

Solving for variable 'X'.

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

Add '-13X' to each side of the equation.
28 + -11X + -13X = 36 + 13X + -13X

Combine like terms: -11X + -13X = -24X
28 + -24X = 36 + 13X + -13X

Combine like terms: 13X + -13X = 0
28 + -24X = 36 + 0
28 + -24X = 36

Add '-28' to each side of the equation.
28 + -28 + -24X = 36 + -28

Combine like terms: 28 + -28 = 0
0 + -24X = 36 + -28
-24X = 36 + -28

Combine like terms: 36 + -28 = 8
-24X = 8

Divide each side by '-24'.
X = -0.3333333333

Simplifying
X = -0.3333333333

See similar equations:

| q-20=-5p | | 2p^2-8p+8= | | 1-6x-3=-2 | | 10+19= | | -.04y+.14(100-y)=.07y | | 3x^2-4=112 | | 3x+21=-7 | | 3m+5+6=23 | | 3x+-7=21 | | 2lx-3l=4 | | Uk+qu=k | | 3p^4=-648p | | 4w^3-36w^2+72w=0 | | x(4x-4)+x(4x-4)=(8x+9)(x-1) | | 2x^2-30x-8=0 | | 2x-4=3x-3-x | | 5r-r=20 | | 14(56)=x | | 4w^2-36w^2+72W=0 | | -2x^2+2x-5=0 | | -2x^2+2xi-5=0 | | (8x+a)3= | | (5y^2+5y+1)-(y^2-11)= | | 7r^2-4-27r=0 | | Y=-16x^2+32x+5.2 | | 5-4x=49 | | 3x^6-27x^2=0 | | g(t)=5t^2-3t+4forg(t)-g(2) | | x(3x-2)+x(2x-3)=(5x+8)(x-1) | | g(t)=5t^2-3t+4 | | 30x^3+32x^2-30x=0 | | x(2x-2)+x(3x-3)=(5x+8)(x-1) |

Equations solver categories