(8x+7)(3x-9)=

Simple and best practice solution for (8x+7)(3x-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 (8x+7)(3x-9)= equation: 


Simplifying
(8x + 7)(3x + -9) = 0

Reorder the terms:
(7 + 8x)(3x + -9) = 0

Reorder the terms:
(7 + 8x)(-9 + 3x) = 0

Multiply (7 + 8x) * (-9 + 3x)
(7(-9 + 3x) + 8x * (-9 + 3x)) = 0
((-9 * 7 + 3x * 7) + 8x * (-9 + 3x)) = 0
((-63 + 21x) + 8x * (-9 + 3x)) = 0
(-63 + 21x + (-9 * 8x + 3x * 8x)) = 0
(-63 + 21x + (-72x + 24x2)) = 0

Combine like terms: 21x + -72x = -51x
(-63 + -51x + 24x2) = 0

Solving
-63 + -51x + 24x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(-21 + -17x + 8x2) = 0

Factor a trinomial.
3((-7 + -8x)(3 + -1x)) = 0

Ignore the factor 3.

Subproblem 1
Set the factor '(-7 + -8x)' equal to zero and attempt to solve:

Simplifying
-7 + -8x = 0

Solving
-7 + -8x = 0

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

Add '7' to each side of the equation.
-7 + 7 + -8x = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -8x = 0 + 7
-8x = 0 + 7

Combine like terms: 0 + 7 = 7
-8x = 7

Divide each side by '-8'.
x = -0.875

Simplifying
x = -0.875

Subproblem 2
Set the factor '(3 + -1x)' equal to zero and attempt to solve:

Simplifying
3 + -1x = 0

Solving
3 + -1x = 0

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

Add '-3' to each side of the equation.
3 + -3 + -1x = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -1x = 0 + -3
-1x = 0 + -3

Combine like terms: 0 + -3 = -3
-1x = -3

Divide each side by '-1'.
x = 3

Simplifying
x = 3
Solution
x = {-0.875, 3}

See similar equations:

| -6w-19=-4w-17 | | (4x+9)(2x+4)= | | 1+8(-z+3)=-(3z-1)-7 | | 15x+24=7y | | (3x-8)(5x-3)= | | (-2m^6/3w^-1x^-6)^-4 | | 3(3x+1)=2x-9x | | -8v-9=-6v+5 | | 22/24=n/60 | | 8x=0.3x | | 2+7x-44=-3x+12+9x | | 8(n+5)=9n-2 | | 8z-z=-3+5z-1-2 | | 2/3x3 | | 2(v-1)=3/5(10+5v) | | a/9+1 | | 13+a/4=(-3) | | -5(n-3)=8-4n | | k/9-3=(-11) | | -7=t-9 | | 1/2m-8=14+1/2m | | 2y^2-19+30=0 | | (-10)25=(-5x)-25 | | 2(3p-6)-3(5p+8)= | | 15x^2+12x^2= | | 5/80 | | x-1=7+x | | 10cos(8x)=-5 | | -y^2-9y-8=0 | | X/12=18/42 | | 3z^2+8x+4= | | -8(x-7)=56 |

Equations solver categories