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

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


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

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

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

Multiply (-9 + 2x) * (7 + x)
(-9(7 + x) + 2x * (7 + x)) = 0
((7 * -9 + x * -9) + 2x * (7 + x)) = 0
((-63 + -9x) + 2x * (7 + x)) = 0
(-63 + -9x + (7 * 2x + x * 2x)) = 0
(-63 + -9x + (14x + 2x2)) = 0

Combine like terms: -9x + 14x = 5x
(-63 + 5x + 2x2) = 0

Solving
-63 + 5x + 2x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-7 + -1x)(9 + -2x) = 0


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

Simplifying
-7 + -1x = 0

Solving
-7 + -1x = 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 + -1x = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -1x = 0 + 7
-1x = 0 + 7

Combine like terms: 0 + 7 = 7
-1x = 7

Divide each side by '-1'.
x = -7

Simplifying
x = -7

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

Simplifying
9 + -2x = 0

Solving
9 + -2x = 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 + -2x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -2x = 0 + -9
-2x = 0 + -9

Combine like terms: 0 + -9 = -9
-2x = -9

Divide each side by '-2'.
x = 4.5

Simplifying
x = 4.5
Solution
x = {-7, 4.5}

See similar equations:

| 15+27-23=d-32 | | 92=2(x+x+4) | | 5[-3(3x+5)+3(5x-3)]= | | -5v+6=-19 | | 2y^2+x^2-4y-18=0 | | W+-6=10 | | K+10=30 | | H(t)=-16t^2+48t+50 | | 5+8p=-147 | | t^3-4t^2+7t+3=0 | | 5+8-p=-147 | | M+-10=10 | | 4x+20=3x+6 | | 9s-44=2s+5 | | 48+8y=16y+16 | | 9x+6(100)=7x+700 | | (q+33)+6q=180 | | M+-5=-10 | | z+12=5z | | 92=x(x+4) | | a^4b^6/ab^3 | | 5/8x-51/8x=3/2 | | 9x+6(100)= | | 3q-r=7 | | 483575.32=19105.8019x^(5/2)-60446.915x | | 2=9y/4 | | 18=(4/3x)(-3/2x) | | 5/4=z/8 | | 8+6(x-3)=2-7(x-6) | | 4x*2x^2=0 | | 5/4=2/8 | | 20x-(2x-4)=40 |

Equations solver categories