(4+2x)x=126

Simple and best practice solution for (4+2x)x=126 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 (4+2x)x=126 equation: 


Simplifying
(4 + 2x) * x = 126

Reorder the terms for easier multiplication:
x(4 + 2x) = 126
(4 * x + 2x * x) = 126
(4x + 2x2) = 126

Solving
4x + 2x2 = 126

Solving for variable 'x'.

Reorder the terms:
-126 + 4x + 2x2 = 126 + -126

Combine like terms: 126 + -126 = 0
-126 + 4x + 2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-63 + 2x + x2) = 0

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

Ignore the factor 2.

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 '(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
Solution
x = {-9, 7}

See similar equations:

| 10x+5y=260 | | 7x-3=-3+7c | | 4x=244 | | 1000=y+2.5x | | (X*3)+(y*2)=32 | | 14-2(15+3)=5-2(15+1) | | 14-2(17+3)=5-2(17+1) | | 14-2(0+3)=5-2(0+1) | | 14-2(12+3)=5-2(12+1) | | 14-2(6+3)=5-2(6+1) | | 2/d=13 | | x=12-7y | | 14-2(10+3)=5-2(10+1) | | 14-2(8+3)=5-2(8+1) | | 14-2(5+3)=5-2(5+1) | | 14-2(4+3)=5-2(4+1) | | 14-2(3+3)=5-2(3+1) | | 3-4(x-12)=3 | | .4x+-.4=.5x+-3 | | 14-2(1+3)=5-2(1+1) | | 15x^4-45x^2-60=0 | | 14-2(2+3)=5-2(2+1) | | 3x+2(x+5)=2x-9 | | (40)+ln(0.1)= | | 0.55x+0.5(18-x)=0.10(-61) | | 9x+24=69 | | 2x+-7=1.5x+-2 | | 3(7x-1)(4x-2)= | | 2x-2(-3)=2 | | 0.9x-2.1+.9=.2(5-x) | | 7x*1/9 | | 8m-1=3+19 |

Equations solver categories