(2x+7)(8x-9)=0

Simple and best practice solution for (2x+7)(8x-9)=0 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 (2x+7)(8x-9)=0 equation: 


Simplifying
(2x + 7)(8x + -9) = 0

Reorder the terms:
(7 + 2x)(8x + -9) = 0

Reorder the terms:
(7 + 2x)(-9 + 8x) = 0

Multiply (7 + 2x) * (-9 + 8x)
(7(-9 + 8x) + 2x * (-9 + 8x)) = 0
((-9 * 7 + 8x * 7) + 2x * (-9 + 8x)) = 0
((-63 + 56x) + 2x * (-9 + 8x)) = 0
(-63 + 56x + (-9 * 2x + 8x * 2x)) = 0
(-63 + 56x + (-18x + 16x2)) = 0

Combine like terms: 56x + -18x = 38x
(-63 + 38x + 16x2) = 0

Solving
-63 + 38x + 16x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-7 + -2x)(9 + -8x) = 0


Subproblem 1
Set the factor '(-7 + -2x)' equal to zero and attempt to solve:

Simplifying
-7 + -2x = 0

Solving
-7 + -2x = 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 + -2x = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -2x = 0 + 7
-2x = 0 + 7

Combine like terms: 0 + 7 = 7
-2x = 7

Divide each side by '-2'.
x = -3.5

Simplifying
x = -3.5

Subproblem 2
Set the factor '(9 + -8x)' equal to zero and attempt to solve:

Simplifying
9 + -8x = 0

Solving
9 + -8x = 0

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

Add '-9' to each side of the equation.
9 + -9 + -8x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -8x = 0 + -9
-8x = 0 + -9

Combine like terms: 0 + -9 = -9
-8x = -9

Divide each side by '-8'.
x = 1.125

Simplifying
x = 1.125
Solution
x = {-3.5, 1.125}

See similar equations:

| 7(1+4t)+9= | | 5x+4=4-3x | | 7(4t+1)+9t= | | x^2+2x-8y+12=0 | | ln=6x/y | | 3(x+7)=10x+14 | | x^2-2x-8y=-12 | | 2w-6=16 | | 7(1+4t)+9t= | | 7(4t+1)+9= | | (V-1)(3v-2)= | | 5-8b=2b-1 | | 3(3x+8)-5x=x-3 | | ln(x)=9.3 | | 12x-2=6-12x | | -9(-4d+-4)-7= | | 6x+5y+4x-7y= | | -4(-9d+-4)-7= | | 2x-30+x=90 | | -4(-6d+2d+-9)-7= | | Ln(3x-2)=2.4 | | -4(-4d+-9)-7= | | 25/5*2 | | -5w+9=2(w-6) | | 1/2n | | 9x-13=162 | | 1a+-35= | | 6x-8=2x+6 | | (1a+-7)5= | | 5+-7a= | | 78=4x+26 | | 5(-7a)= |

Equations solver categories