2w^2-7w=4

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


Simplifying
2w2 + -7w = 4

Reorder the terms:
-7w + 2w2 = 4

Solving
-7w + 2w2 = 4

Solving for variable 'w'.

Reorder the terms:
-4 + -7w + 2w2 = 4 + -4

Combine like terms: 4 + -4 = 0
-4 + -7w + 2w2 = 0

Factor a trinomial.
(-1 + -2w)(4 + -1w) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(4 + -1w)' equal to zero and attempt to solve: Simplifying 4 + -1w = 0 Solving 4 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1w = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1w = 0 + -4 -1w = 0 + -4 Combine like terms: 0 + -4 = -4 -1w = -4 Divide each side by '-1'. w = 4 Simplifying w = 4

Solution

w = {-0.5, 4}

See similar equations:

| 8(x+7)=80 | | 4x^2-12x/x^2/8x/3x-9 | | x^2-5=16-4x | | 5m^2-29m-42=0 | | 12e-19=7 | | 2x/3+x/2=2x/3 | | 4x=1-3x^2 | | 3r^2/2 | | h(t)=35+92t-16t^2 | | 9x/5000+2/1000=28/5000 | | 65.9=2 | | 1/2+2/3p+6=4p-1-5/6p | | 2n+4(n+4)=304 | | 10e-19=7 | | 0=(18x^3y^4)/(9x^3y^3) | | .5(-4+6y)=0.3y+.6(y+9) | | 8/63+154 | | 2x-1=-21 | | 7(t-4)+8t=5(3t+5)-8 | | -1+6x=-43 | | a/8=a-3/5 | | (7xy)(-5x^2y)= | | m=p/8 | | -3=5x-4x^2 | | 1027x^2-123x+1=0 | | (n+3)+5n=-244 | | 530=2l+440 | | 13-y=11-5 | | -2+1=-9 | | 2x-5/12+3-r/4 | | 6+6x=2x+50 | | 5x+29y=-7 |

Equations solver categories