21+6=9

Simple and best practice solution for 21+6=9 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 21+6=9 equation: 


Simplifying
21 + 6 = 9

Combine like terms: 21 + 6 = 27
27 = 9

Solving
27 = 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:

| 10-2(x-4)=1+3x | | 5x-2=3(2x+4) | | ydx+(x+y^2)dy=0 | | 2ydx=(x^2-1)(dx-dy) | | 7x-1=5x+2x-1 | | 7/8*2=14/8 | | (x-4)(x+8)(x-(2+5i))(x-(2-5i))=0 | | 3/4*3=9/4 | | x^2-5w-36=0 | | 2x(-1/2) | | 4(x+5)+3(x+1)=x-13 | | 2.66666666667c-2=0.66666666666c-12 | | -7625+185x=-12970 | | 32a^3bc^3+12b^2c=0 | | (-4)*cos(4x)=0 | | 4x(x-5)=(2x+1)(x-5) | | x^2+3=41 | | Px^3+x^2-qx+1=0 | | f(4)=0.5x+3 | | 6-4x^2=-250 | | X-0.07X=15000 | | 1+7i=z | | 1+7i=7 | | X-0.07X=20000 | | 5x^2-22x+112=0 | | 5x^2+22x+112=0 | | 4c^2+12c+12=0 | | X-0.1X=15000 | | 2(7.5c+4.5)+2(2.5c-8)=803 | | x+(x-14)=122 | | 20=5x-3(x+8) | | 3,2/0,3-2,1x/0,3=7/1,5 |

Equations solver categories