7w^2-12w-4=0

Simple and best practice solution for 7w^2-12w-4=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 7w^2-12w-4=0 equation:


Simplifying
7w2 + -12w + -4 = 0

Reorder the terms:
-4 + -12w + 7w2 = 0

Solving
-4 + -12w + 7w2 = 0

Solving for variable 'w'.

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

Subproblem 1

Set the factor '(-2 + -7w)' equal to zero and attempt to solve: Simplifying -2 + -7w = 0 Solving -2 + -7w = 0 Move all terms containing w to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -7w = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -7w = 0 + 2 -7w = 0 + 2 Combine like terms: 0 + 2 = 2 -7w = 2 Divide each side by '-7'. w = -0.2857142857 Simplifying w = -0.2857142857

Subproblem 2

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

Solution

w = {-0.2857142857, 2}

See similar equations:

| -6(t+7)=12 | | 8-(4-2x)^2/3=4 | | h=48(2)+-16(2)(2) | | (6x-12x^2)/6x | | q^2+2q-35=0 | | 22-12=5(x-3) | | 27+2y-11=11y-9-4y | | 4y=17.5 | | f=79+20 | | 8x-2-10x=20 | | m+.67=3 | | 20x+30y= | | S(m+2f)+3(m-4f)= | | h=48t-16t*t | | x=2(30+2x-30) | | x+(10-x)=24 | | 2[7-3(2+3*-4)]+1= | | b-55=83 | | x=1/2(2x-30+30) | | 9+v=16 | | 2[7-3(2+3x-4)]+1= | | 9(x-3)=5*36 | | 25-x^2+9-6x=0 | | 0.8x-2.47=3.89 | | 3/8-n=2/3 | | 6x+39=9x | | 26=-8x-6 | | 17x^3+20x^2=-14x^2 | | 9(k+1)=99 | | -31-4(4x-3)=4(6x+4)-4 | | 24-4t=20 | | 15+s=18 |

Equations solver categories