(5x-45)(2x-18)=

Simple and best practice solution for (5x-45)(2x-18)= 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 (5x-45)(2x-18)= equation: 


Simplifying
(5x + -45)(2x + -18) = 0

Reorder the terms:
(-45 + 5x)(2x + -18) = 0

Reorder the terms:
(-45 + 5x)(-18 + 2x) = 0

Multiply (-45 + 5x) * (-18 + 2x)
(-45(-18 + 2x) + 5x * (-18 + 2x)) = 0
((-18 * -45 + 2x * -45) + 5x * (-18 + 2x)) = 0
((810 + -90x) + 5x * (-18 + 2x)) = 0
(810 + -90x + (-18 * 5x + 2x * 5x)) = 0
(810 + -90x + (-90x + 10x2)) = 0

Combine like terms: -90x + -90x = -180x
(810 + -180x + 10x2) = 0

Solving
810 + -180x + 10x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '10'.
10(81 + -18x + x2) = 0

Factor a trinomial.
10((9 + -1x)(9 + -1x)) = 0

Ignore the factor 10.

Subproblem 1
Set the factor '(9 + -1x)' equal to zero and attempt to solve:

Simplifying
9 + -1x = 0

Solving
9 + -1x = 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 + -1x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -1x = 0 + -9
-1x = 0 + -9

Combine like terms: 0 + -9 = -9
-1x = -9

Divide each side by '-1'.
x = 9

Simplifying
x = 9

Subproblem 2
Set the factor '(9 + -1x)' equal to zero and attempt to solve:

Simplifying
9 + -1x = 0

Solving
9 + -1x = 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 + -1x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -1x = 0 + -9
-1x = 0 + -9

Combine like terms: 0 + -9 = -9
-1x = -9

Divide each side by '-1'.
x = 9

Simplifying
x = 9
Solution
x = {9, 9}

See similar equations:

| 1/4x-5=12 | | x+2=100-40 | | 4v-18=42 | | 8/11G=4 | | 1.6(3y-1)=5y | | x(2)=100-40 | | 3(-2)+1=5+y | | x(2)+40=100 | | 3y-d=4d | | 3(2)+1=5 | | 7-y=11 | | x(2)-40=100 | | 2(x+3)+1=19 | | x=1/(1-0.8) | | 5y+x/8 | | 3/8n+1 | | x/(2y-4) | | 15-n/7=13 | | 3/5=x/15 | | x=1/(1-0.75) | | 3x^3+25x^2+42X=0 | | x^2+12x+36=36 | | x^2-(1/3x)-8=0 | | x^2-1/3x-8=0 | | a+b/c=d | | 3a+4= | | 4/13y-7=6 | | -3/4t=5 | | 2a+2b/z=5c | | N/5+6=-2 | | 2+1=13 | | -6-10=44 |

Equations solver categories