4*cos(3*x)+2=0

Simple and best practice solution for 4*cos(3*x)+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 4*cos(3*x)+2=0 equation: 


Simplifying
4cos(3x) + 2 = 0

Remove parenthesis around (3x)
4cos * 3x + 2 = 0

Reorder the terms for easier multiplication:
4 * 3cos * x + 2 = 0

Multiply 4 * 3
12cos * x + 2 = 0

Multiply cos * x
12cosx + 2 = 0

Reorder the terms:
2 + 12cosx = 0

Solving
2 + 12cosx = 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 + 12cosx = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 12cosx = 0 + -2
12cosx = 0 + -2

Combine like terms: 0 + -2 = -2
12cosx = -2

Divide each side by '12osx'.
c = -0.1666666667o-1s-1x-1

Simplifying
c = -0.1666666667o-1s-1x-1

See similar equations:

| 36-4x=12-7x | | 2x+13=-43-6x | | 12t-21=3t+9 | | y=6x+x^3 | | 5/3=4/-x | | tan5x/7xcos(2x) | | Q=34-0.2P | | (2x+3)/5=3 | | b-3/5=b/2 | | y=0.5x^2-5x+13 | | 7x-16=8x+11 | | 84=2(l+w) | | 4y-3x=60 | | 23-2x/5 | | (x+1)*(x+1)=x*x+5 | | log(x)+log(x-2)=0 | | 16x^3-6x^2+8x= | | pq-3p+10q-30= | | 2(4x+5)=-(5x+1) | | 3sindx-2cosx+3=0 | | 4x+1+3x-2=5 | | 2x-3+5x-2=2x+5 | | 10/6+(-7/6)= | | 5/3+(-7/6)= | | 4(3x+1)-15=(3x-1) | | 3x+10=x-8 | | 5s-7/4=7 | | 8n-3=2n+36 | | -9y-12=-8y-10 | | 5/6x*2=28 | | -ax-2bx-3c= | | -6x-8y-10=0 |

Equations solver categories