(3s-4)(4s+5)=

Simple and best practice solution for (3s-4)(4s+5)= 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 (3s-4)(4s+5)= equation:


Simplifying
(3s + -4)(4s + 5) = 0

Reorder the terms:
(-4 + 3s)(4s + 5) = 0

Reorder the terms:
(-4 + 3s)(5 + 4s) = 0

Multiply (-4 + 3s) * (5 + 4s)
(-4(5 + 4s) + 3s * (5 + 4s)) = 0
((5 * -4 + 4s * -4) + 3s * (5 + 4s)) = 0
((-20 + -16s) + 3s * (5 + 4s)) = 0
(-20 + -16s + (5 * 3s + 4s * 3s)) = 0
(-20 + -16s + (15s + 12s2)) = 0

Combine like terms: -16s + 15s = -1s
(-20 + -1s + 12s2) = 0

Solving
-20 + -1s + 12s2 = 0

Solving for variable 's'.

Factor a trinomial.
(-5 + -4s)(4 + -3s) = 0

Subproblem 1

Set the factor '(-5 + -4s)' equal to zero and attempt to solve: Simplifying -5 + -4s = 0 Solving -5 + -4s = 0 Move all terms containing s to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -4s = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -4s = 0 + 5 -4s = 0 + 5 Combine like terms: 0 + 5 = 5 -4s = 5 Divide each side by '-4'. s = -1.25 Simplifying s = -1.25

Subproblem 2

Set the factor '(4 + -3s)' equal to zero and attempt to solve: Simplifying 4 + -3s = 0 Solving 4 + -3s = 0 Move all terms containing s to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -3s = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -3s = 0 + -4 -3s = 0 + -4 Combine like terms: 0 + -4 = -4 -3s = -4 Divide each side by '-3'. s = 1.333333333 Simplifying s = 1.333333333

Solution

s = {-1.25, 1.333333333}

See similar equations:

| 8y-5+10y=2y+5 | | 10x-7=2x+7-2x | | 10x-7=2x | | 5y+5=5y | | -d(2d-1p)(-3d-p)= | | 3-2x+7=2x-4+7 | | --3(4x+1)-8x=-16-7x | | X+(2x+5)=45 | | 7x-(x-4)(-x-3)= | | 5x+4-5x-6=0 | | 8x-6+2x=7x+2-3x | | -8(3s-4r)(9s+r)= | | 2cos^2x-17cosx-9=0 | | 0t-0t= | | 2c+4=4c+8 | | 3(2x-5)(3x+1)= | | (-2x-5)(-x+1)=0 | | -5(2t+4)=-80 | | -(y-3)(2y-5)= | | 4(f-2)=-24 | | 2(5y-1)(y-3)= | | 6y-14=9 | | 9a-5a=4 | | 2-a=3-a | | 6(4s+7)=138 | | (x-9)2= | | (6w-4)(w+9)= | | (3y+1)(y-4)= | | (-x+7)(x-2)= | | 17x+11=4(4x+7) | | 9x-2=3+4x | | (4y-5)(8y+3)= |

Equations solver categories