81+r^2=(9+r^2)

Simple and best practice solution for 81+r^2=(9+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 81+r^2=(9+r^2) equation: 


Simplifying
81 + r2 = (9 + r2)

Remove parenthesis around (9 + r2)
81 + r2 = 9 + r2

Add '-1r2' to each side of the equation.
81 + r2 + -1r2 = 9 + r2 + -1r2

Combine like terms: r2 + -1r2 = 0
81 + 0 = 9 + r2 + -1r2
81 = 9 + r2 + -1r2

Combine like terms: r2 + -1r2 = 0
81 = 9 + 0
81 = 9

Solving
81 = 9

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

See similar equations:

| 48+x=21x+2 | | 81+r^2=(3+r) | | x^8+x^6+x^4+x^2+1=0 | | 6k-8k-k= | | (3x-1)(x+5)-2(x+5)=0 | | 81+r^2=(3+r)2 | | 2x-5=7-10 | | -6x-8x+10=0 | | y=-2x^2-32x | | 4(1+3x)=5 | | 10x-8=6x-24 | | z=-7+6i | | 7z+2=1 | | 10/4=x/6 | | 7s-26=135 | | 14h-3-11h= | | .3x-x=24 | | y=3+X^2 | | -log(5x)=0.5 | | 2x-x=24 | | 14x+2-4x=4 | | p+5=120 | | 2(m+5)=20 | | 25a^2-25x^2-10xy-y^2=0 | | -40+x=0 | | 2w-(z^2-w^2)= | | 39=4(17-x) | | 3/y=6 | | sq+sp=sqp+p | | x^3+(4-h)x^2+(7-2h)x+6=0 | | 5c+3d=1 | | 4x-2=-5+2x |

Equations solver categories