31.4=2(3.14)(r)

Simple and best practice solution for 31.4=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 31.4=2(3.14)(r) equation: 


Simplifying
31.4 = 2(3.14)(r)

Multiply 2 * 3.14
31.4 = 6.28r

Solving
31.4 = 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.
31.4 + -6.28r = 6.28r + -6.28r

Combine like terms: 6.28r + -6.28r = 0.00
31.4 + -6.28r = 0.00

Add '-31.4' to each side of the equation.
31.4 + -31.4 + -6.28r = 0.00 + -31.4

Combine like terms: 31.4 + -31.4 = 0.0
0.0 + -6.28r = 0.00 + -31.4
-6.28r = 0.00 + -31.4

Combine like terms: 0.00 + -31.4 = -31.4
-6.28r = -31.4

Divide each side by '-6.28'.
r = 5

Simplifying
r = 5

See similar equations:

| 3y-4=21 | | 54/0.9 | | 2*x+1=32 | | (5y+1)+(3y-7)= | | 35=3w+2w | | (5v+7)(4+v)=0 | | -y-8+6y=-a+5y+1 | | -7x+2(5x+15)=6 | | (5y+1)+(3y-7)=x | | (5y+1)+(3y-7)=0 | | -9x+4(0)=-10 | | 4(4-3n)-1=-3(4n-5) | | B=3*2b*5a | | 1/6+6/y=1/5+5/y | | -9(0)+4y=-10 | | 6x-10=2x+22 | | 25/12+6/12 | | 5t+4+3t-7t=3+1 | | A=2a*(-3)*4b | | 50=3w+2w | | 5-4(2x-1)=1-3(5x+1) | | 5h-18-4=-36 | | 4/5x-1=(x+1)/2 | | -9x(0)+4y=-10 | | 6-(2x+5y)+9x-5y= | | abcd=cfgh | | -5=-8+y | | (7x+2y)dy+(2x+7y)dx=0 | | 6-a=4a-6-5a | | 175=-2x+3(7x+14) | | 4(2y+1)=2(12+6) | | 4[3+5(3-x)2x]=6-2x |

Equations solver categories