x(2x+13)=7

Simple and best practice solution for x(2x+13)=7 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 x(2x+13)=7 equation:


Simplifying
x(2x + 13) = 7

Reorder the terms:
x(13 + 2x) = 7
(13 * x + 2x * x) = 7
(13x + 2x2) = 7

Solving
13x + 2x2 = 7

Solving for variable 'x'.

Reorder the terms:
-7 + 13x + 2x2 = 7 + -7

Combine like terms: 7 + -7 = 0
-7 + 13x + 2x2 = 0

Factor a trinomial.
(-7 + -1x)(1 + -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 '(1 + -2x)' equal to zero and attempt to solve: Simplifying 1 + -2x = 0 Solving 1 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2x = 0 + -1 -2x = 0 + -1 Combine like terms: 0 + -1 = -1 -2x = -1 Divide each side by '-2'. x = 0.5 Simplifying x = 0.5

Solution

x = {-7, 0.5}

See similar equations:

| 5(g+11)=4(g-3) | | f(x)=-x^3+3x^2+6x-8 | | w(2x+13)=7 | | 3x-28=66-x | | 6x+6=12x-36 | | 10+3x=6x-10 | | -2(6+6)=8-8x | | 7y-6(y+9)=15 | | 8(k+3)=25+7v | | 2(3.14)rha+16=3r^2h-7a | | 2ln(x+5)=7 | | 3w+1=50*4 | | (5x-7y+10)-12x-7y+15= | | X^4-20x^2-49=0 | | 2(64)=6y+8 | | x(x-4)-3x(1-12x)= | | 3r-4=-19 | | 2x+20+3x+15=90 | | 4x^2+7x-86=0 | | 10x+90=14x+84 | | .66(n-6)=5n-43 | | 14=9-z | | 5h+2d=12 | | 9x=2(4x+40) | | 2(x+9)+3x=4(x-7)+30 | | -4(x+2)=-3.5+2 | | -2x=8(6+6x)-8x | | y=.3x+16 | | 8=20t | | 9x=8x+26 | | 3(x-8)+2x=7x+5 | | 2.1a+3=2.1-2 |

Equations solver categories