a+4+7=9

Simple and best practice solution for a+4+7=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 a+4+7=9 equation: 


Simplifying
a + 4 + 7 = 9

Reorder the terms:
4 + 7 + a = 9

Combine like terms: 4 + 7 = 11
11 + a = 9

Solving
11 + a = 9

Solving for variable 'a'.

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

Add '-11' to each side of the equation.
11 + -11 + a = 9 + -11

Combine like terms: 11 + -11 = 0
0 + a = 9 + -11
a = 9 + -11

Combine like terms: 9 + -11 = -2
a = -2

Simplifying
a = -2

See similar equations:

| z+(-4)=6 | | 5+6Y(Y+2)=5Y+8 | | S^2+4S=32 | | 6q^2+5=-17q | | -6(x-12)+2(x+2)=x-21 | | 15=-8d-(-7) | | q^2+q-72=0 | | -6(x-12)+6(x+2)=x-21 | | (2K+4)(2K+9)=3K^2+11K | | q^2+q-72=o | | -12(x-12)+12(x+2)=x-21 | | 4logx=2 | | 48=x+(x-4)+28 | | .6(y+4)=-1.2 | | 4t^2-9t+16=15-4t^2 | | 400-3x=178 | | x^2-27= | | 4n+5n+15n=5n+7n | | 46*14= | | -2(4s-6)-12=-2(7s+6)-3 | | 97x-17(x+1)=45 | | (w+5)(w+2)=40 | | (w+5)(w+5)=40 | | 1.25x+0.125x=0.375+x | | 6x^5-36x^4+54x^3=0 | | -2p+8=5-(10p+6) | | 3x+5y=-24 | | 125-10x=0 | | 12d^2+3d^3= | | -2x+1=-9 | | 0.5x^2+2.5x+4.5=0 | | -2(2m-3)+5(m+7)=40 |

Equations solver categories