2cos(2x)+2=0

Simple and best practice solution for 2cos(2x)+2=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 2cos(2x)+2=0 equation:


Simplifying
2cos(2x) + 2 = 0

Remove parenthesis around (2x)
2cos * 2x + 2 = 0

Reorder the terms for easier multiplication:
2 * 2cos * x + 2 = 0

Multiply 2 * 2
4cos * x + 2 = 0

Multiply cos * x
4cosx + 2 = 0

Reorder the terms:
2 + 4cosx = 0

Solving
2 + 4cosx = 0

Solving for variable 'c'.

Move all terms containing c to the left, all other terms to the right.

Add '-2' to each side of the equation.
2 + -2 + 4cosx = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 4cosx = 0 + -2
4cosx = 0 + -2

Combine like terms: 0 + -2 = -2
4cosx = -2

Divide each side by '4osx'.
c = -0.5o-1s-1x-1

Simplifying
c = -0.5o-1s-1x-1

See similar equations:

| 15=5/3v | | 5w-19=-2(w-1) | | (6x+4)-(2x-8)= | | -9/10t=3/8 | | (6x+31)=x+4 | | -9(x+1)=-7x-7 | | 3.6q-1.8-4.9q=-2.3q-3.8 | | (x-3)=5-x | | -c-10=-3c+10 | | 14t^2+33t-5=0 | | 9y+48=2(y+3) | | .2(x+2)=5x+7.6 | | -8j=-10j-10 | | (x+4)-(2x+6)=-1 | | 5x+3(x+7)=37 | | 5x+3x-6=-30 | | 6f-9=5f-5 | | -5y+7(y-4)=-8 | | 2x^2+14x-9=-4x+27x+54 | | 4+5s=4s | | (x-1)-(2x-9)=-1 | | 3v+3(v+6)=12 | | -13.23=-4.9z | | 10n=-8+8n | | 3x^2+3y^2-12x+18y+12=0 | | H=-16t^2-26t+180 | | 7-19=p-5 | | -2h-10=3h | | -36=5(u-6)-8u | | D--3/3=4 | | 2/5z=4/15 | | r/3--7=10 |

Equations solver categories