452.16=3.14*r*2

Simple and best practice solution for 452.16=3.14*r*2 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 452.16=3.14*r*2 equation: 


Simplifying
452.16 = 3.14r * 2

Reorder the terms for easier multiplication:
452.16 = 3.14 * 2r

Multiply 3.14 * 2
452.16 = 6.28r

Solving
452.16 = 6.28r

Solving for variable 'r'.

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

Add '-6.28r' to each side of the equation.
452.16 + -6.28r = 6.28r + -6.28r

Combine like terms: 6.28r + -6.28r = 0.00
452.16 + -6.28r = 0.00

Add '-452.16' to each side of the equation.
452.16 + -452.16 + -6.28r = 0.00 + -452.16

Combine like terms: 452.16 + -452.16 = 0.00
0.00 + -6.28r = 0.00 + -452.16
-6.28r = 0.00 + -452.16

Combine like terms: 0.00 + -452.16 = -452.16
-6.28r = -452.16

Divide each side by '-6.28'.
r = 72

Simplifying
r = 72

See similar equations:

| 3846.5=3.14*r*2 | | -6x+8=x+43 | | -7x+5=54 | | 8x-25=12x-44 | | -6-7x=-4x+18 | | -4x+1=7x-76 | | H=16t^2+96t+12 | | 5x-5y-5= | | 24=6x-5x+2 | | -8x^2=-36 | | 10+6x+3x=10 | | 2x+4x=20 | | 8m+17m=50 | | -1+4(x-3)=-x-8 | | -3x-1=4x-36 | | 2(5x+3)=3x+22 | | 4(r+3)=3(8) | | 7x-4=-4x-54 | | 4.8=3.6+-0.3y | | 4x+10=2+3x | | -8-9x=73 | | -7x+4-7x=-150 | | 4(r)=3(10) | | 2(-2x+4)+1=x-12 | | -3x-10-2x=-10 | | -4(r-12)=6(r+7) | | 11(m+9)=5(m-10) | | 9(x+5)-6=4+8x | | -2+6x=-2 | | 19+3x=32 | | 2x^4-9x^3-29x^2+60x+36=0 | | 19=13x |

Equations solver categories