7x^2+6x=13

Simple and best practice solution for 7x^2+6x=13 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 7x^2+6x=13 equation:


Simplifying
7x2 + 6x = 13

Reorder the terms:
6x + 7x2 = 13

Solving
6x + 7x2 = 13

Solving for variable 'x'.

Reorder the terms:
-13 + 6x + 7x2 = 13 + -13

Combine like terms: 13 + -13 = 0
-13 + 6x + 7x2 = 0

Factor a trinomial.
(-13 + -7x)(1 + -1x) = 0

Subproblem 1

Set the factor '(-13 + -7x)' equal to zero and attempt to solve: Simplifying -13 + -7x = 0 Solving -13 + -7x = 0 Move all terms containing x to the left, all other terms to the right. Add '13' to each side of the equation. -13 + 13 + -7x = 0 + 13 Combine like terms: -13 + 13 = 0 0 + -7x = 0 + 13 -7x = 0 + 13 Combine like terms: 0 + 13 = 13 -7x = 13 Divide each side by '-7'. x = -1.857142857 Simplifying x = -1.857142857

Subproblem 2

Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 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 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Solution

x = {-1.857142857, 1}

See similar equations:

| 7m=-18+m^2 | | 4y^2+1=0 | | 6b^2-9b-27=0 | | -n+4n=9 | | -4=v--31 | | 11x-28=x | | 3Y+1=8Y-4 | | 4a+6=(a+2)*(a+4) | | 3Y+1+8Y-4=90 | | 2n^2+6n-20=0 | | 37=n+3 | | 4a=a^2+6a+2 | | 45+40=(12x+1) | | -20r=140 | | X--16=-16 | | x^2+39=-16x | | W--7=2 | | 6.4x+3=5.4x | | y--8=40 | | 5+h=10 | | 8x^2=-7 | | 3x-20=4x | | Y+3+2y-9=90 | | 2x^3+4x^2-50x-100=0 | | 3n^2+9n-84=0 | | 13x^2-23x=0 | | (4y+10)2-15=(4y+10)+50 | | -3(5s-2)-6=-3(7s+1)-4 | | -6(4p+3)-33=3(2p+3) | | -3(x+5)=x+2-4x | | 11z+5+4z-5=90 | | -83+14y+8=6(3y-5)-9 |

Equations solver categories