(5x+3)(x^2+7)-(2x+9)(x^2+7)=0

Simple and best practice solution for (5x+3)(x^2+7)-(2x+9)(x^2+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 (5x+3)(x^2+7)-(2x+9)(x^2+7)=0 equation: 


Simplifying
(5x + 3)(x2 + 7) + -1(2x + 9)(x2 + 7) = 0

Reorder the terms:
(3 + 5x)(x2 + 7) + -1(2x + 9)(x2 + 7) = 0

Reorder the terms:
(3 + 5x)(7 + x2) + -1(2x + 9)(x2 + 7) = 0

Multiply (3 + 5x) * (7 + x2)
(3(7 + x2) + 5x * (7 + x2)) + -1(2x + 9)(x2 + 7) = 0
((7 * 3 + x2 * 3) + 5x * (7 + x2)) + -1(2x + 9)(x2 + 7) = 0
((21 + 3x2) + 5x * (7 + x2)) + -1(2x + 9)(x2 + 7) = 0
(21 + 3x2 + (7 * 5x + x2 * 5x)) + -1(2x + 9)(x2 + 7) = 0
(21 + 3x2 + (35x + 5x3)) + -1(2x + 9)(x2 + 7) = 0

Reorder the terms:
(21 + 35x + 3x2 + 5x3) + -1(2x + 9)(x2 + 7) = 0
(21 + 35x + 3x2 + 5x3) + -1(2x + 9)(x2 + 7) = 0

Reorder the terms:
21 + 35x + 3x2 + 5x3 + -1(9 + 2x)(x2 + 7) = 0

Reorder the terms:
21 + 35x + 3x2 + 5x3 + -1(9 + 2x)(7 + x2) = 0

Multiply (9 + 2x) * (7 + x2)
21 + 35x + 3x2 + 5x3 + -1(9(7 + x2) + 2x * (7 + x2)) = 0
21 + 35x + 3x2 + 5x3 + -1((7 * 9 + x2 * 9) + 2x * (7 + x2)) = 0
21 + 35x + 3x2 + 5x3 + -1((63 + 9x2) + 2x * (7 + x2)) = 0
21 + 35x + 3x2 + 5x3 + -1(63 + 9x2 + (7 * 2x + x2 * 2x)) = 0
21 + 35x + 3x2 + 5x3 + -1(63 + 9x2 + (14x + 2x3)) = 0

Reorder the terms:
21 + 35x + 3x2 + 5x3 + -1(63 + 14x + 9x2 + 2x3) = 0
21 + 35x + 3x2 + 5x3 + -1(63 + 14x + 9x2 + 2x3) = 0
21 + 35x + 3x2 + 5x3 + (63 * -1 + 14x * -1 + 9x2 * -1 + 2x3 * -1) = 0
21 + 35x + 3x2 + 5x3 + (-63 + -14x + -9x2 + -2x3) = 0

Reorder the terms:
21 + -63 + 35x + -14x + 3x2 + -9x2 + 5x3 + -2x3 = 0

Combine like terms: 21 + -63 = -42
-42 + 35x + -14x + 3x2 + -9x2 + 5x3 + -2x3 = 0

Combine like terms: 35x + -14x = 21x
-42 + 21x + 3x2 + -9x2 + 5x3 + -2x3 = 0

Combine like terms: 3x2 + -9x2 = -6x2
-42 + 21x + -6x2 + 5x3 + -2x3 = 0

Combine like terms: 5x3 + -2x3 = 3x3
-42 + 21x + -6x2 + 3x3 = 0

Solving
-42 + 21x + -6x2 + 3x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(-14 + 7x + -2x2 + x3) = 0

Ignore the factor 3.

Subproblem 1
Set the factor '(-14 + 7x + -2x2 + x3)' equal to zero and attempt to solve:

Simplifying
-14 + 7x + -2x2 + x3 = 0

Solving
-14 + 7x + -2x2 + x3 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

The solution to this equation could not be determined.

See similar equations:

| (5x+3)(x^2+7)-(2z+9)(x^2+7)=0 | | 10(s-6)=-154 | | x-11*6=54 | | 14(x+2)=9+35(x+1) | | Log(3)(-10x-14)=4 | | 0.5(3x+1)=-4 | | x^2+y^2+2x-4y+2=0 | | 11x-39y=19 | | 11x+39y=1 | | (2x-3)*y/x | | y=-7x+-1 | | -2x-4=30 | | 3-5*6= | | 5x+4y-35= | | 6a-12a-3=12a+9 | | log(1/6) | | t^2-59t+54-82t^2+60t= | | x^2-6x+10=2x+3 | | y=43000+6x | | 16=3y+6x | | x^3-6x+10=2x+3 | | cos^2(2x)+sin^2(2x)=1 | | 3y+6x=16 | | 4=2t+13 | | 4(7x+2)=93 | | 10x+2=6x+-2 | | 10x+2=6x+2 | | 1000=40x+536 | | n-9-3=21 | | M-16=3m+18+2 | | 9r-5r+4=8r+4-r | | -7x+6-5(x-1)=-5x-(6x-4)+5 |

Equations solver categories