7.55=2*3.14*r

Simple and best practice solution for 7.55=2*3.14*r 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 7.55=2*3.14*r equation:


Simplifying
7.55 = 2 * 3.14r

Multiply 2 * 3.14
7.55 = 6.28r

Solving
7.55 = 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.
7.55 + -6.28r = 6.28r + -6.28r

Combine like terms: 6.28r + -6.28r = 0.00
7.55 + -6.28r = 0.00

Add '-7.55' to each side of the equation.
7.55 + -7.55 + -6.28r = 0.00 + -7.55

Combine like terms: 7.55 + -7.55 = 0.00
0.00 + -6.28r = 0.00 + -7.55
-6.28r = 0.00 + -7.55

Combine like terms: 0.00 + -7.55 = -7.55
-6.28r = -7.55

Divide each side by '-6.28'.
r = 1.202229299

Simplifying
r = 1.202229299

See similar equations:

| -9(v+2)=4v+8 | | 8.22=2*7.93*r | | 2y-48=7(y-9) | | y+5=4(x+8) | | 8.22=2*3.14*r | | (5y^2-3y+2)+(-6y^2+7y+1)= | | 36+x^2+x^2=4x-36 | | 15x-9x= | | 3r^2=-144-42r | | y=z-12 | | 3x+2x-x= | | 4n+4=5n-4 | | 2y+6y=8 | | x+x+1=155 | | x/2+(1/3)=x+(7/3) | | 6(x-10)-4(x-1)=76 | | v+(v+31.5)+(v-25.8)=193.8 | | (1x*2+2x-6)+(x*2-18x+6)= | | v+(v-31.5)+(v+25.8)=193.8 | | 9x-22=64 | | (1x^2+2x-6)+(x^2-18x+6)= | | 42=6(x+2) | | 5x+3=-5+3x | | 6y-9=y+6 | | 4+4x^2+x^4=0 | | x^2+2=2.75 | | x+2x+13=79 | | (2m+1)(5m-2)=0 | | 0.51x-0.27x=5.8 | | r^2-9r+14=0 | | (y-3)(y-4)=0 | | 0.34x+0.52x=7.482 |

Equations solver categories