-49w^2+28w-4=0

Simple and best practice solution for -49w^2+28w-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 -49w^2+28w-4=0 equation:


Simplifying
-49w2 + 28w + -4 = 0

Reorder the terms:
-4 + 28w + -49w2 = 0

Solving
-4 + 28w + -49w2 = 0

Solving for variable 'w'.

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

Solution

w = {0.2857142857, 0.2857142857}

See similar equations:

| 4125=-10x^2+235x+3200 | | 20x=4x+16 | | 8x+12=2(1+5n) | | 9y+13=12y-17 | | .05x=3.5 | | 7h+90-h=210 | | 0.75/3(0.4) | | -20+4b=-8(4+b) | | (6f-5)/1/2=3fX6)/2 | | 2x+13=0 | | 4n+88=-44 | | -10x^2+225x+2900=3925 | | 2w-16=8 | | -10x^2+225x+2900=0 | | 5x-20+x+2=180 | | 9+2.7=-0.9 | | 79=(5x+4)+(8x-3) | | 2/12=1/12d | | 2(5m-3)=24 | | -11=-3x | | 5x+c=us | | -10x^2+225x-1025=0 | | 40-6(x-2)=-2 | | 8x+6(-2x+5)=2x-18 | | .66x-1.66=.5x+.83 | | 10x+12-5x+6=-12 | | 4c+23=2+5b | | 4x-15=-95 | | 5n-16-8n=19 | | 26.02*2.006= | | -10x^2+285+650=0 | | 68=2l+(12+2w) |

Equations solver categories