7.7+r=8.5

Simple and best practice solution for 7.7+r=8.5 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 7.7+r=8.5 equation: 


Simplifying
7.7 + r = 8.5

Solving
7.7 + r = 8.5

Solving for variable 'r'.

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

Add '-7.7' to each side of the equation.
7.7 + -7.7 + r = 8.5 + -7.7

Combine like terms: 7.7 + -7.7 = 0.0
0.0 + r = 8.5 + -7.7
r = 8.5 + -7.7

Combine like terms: 8.5 + -7.7 = 0.8
r = 0.8

Simplifying
r = 0.8

See similar equations:

| -y=y+4 | | 75-3x=x+23 | | 3x+3x=88 | | http://youtu.be/H_2FPvLEjuw | | (2t+3)(9t-7)= | | 2(4x+7)-5x-8=-38 | | (A-9)(5a+3)=0 | | 5b+1b-50=22 | | 7(m-5)(m-2)=0 | | 5b+1b=77 | | 3a=2c+38 | | x^2+14x-4y+29=0 | | 0=-16x^2+21x+210 | | X^3-2x+0.9=0 | | -3n-7(3n-1)=3n-20 | | -3y=1/2x-5 | | 19.7=41.1-g | | 3X^2-3=2x | | X-3=5129 | | (3+y)(4y-7)=0 | | -10x+85=2x-23 | | 112=-16t^2-128t | | 2w+3.7=-.5 | | 10-x/6 | | nSquared+(n-1)=66 | | 6-30-18= | | 8x+86=3x+72 | | 3/2x=-x-5 | | 2w+3.7=.5 | | w=-3m*-2m-(-2m*m)+m^2*9 | | A=[10] | | 8v+1w+7-8v+2m= |

Equations solver categories