12+2a=7

Simple and best practice solution for 12+2a=7 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 12+2a=7 equation: 



12+2a=7

We move all terms to the left:

12+2a-(7)=0

We add all the numbers together, and all the variables

2a+5=0

We move all terms containing a to the left, all other terms to the right

2a=-5

a=-5/2

a=-2+1/2

See similar equations:

| -5x-18=-3x | | 6r-3r=10 | | x-5/12=7/3 | | 12x-(6x-3)=39 | | x+52+x=520 | | 1/2(8x+12)-15=-2/3(15x-18) | | 8j+2j=20 | | 12s-10s=2 | | 2(2-5x)=3(2x+5) | | (5x+27)=(45+3x) | | 8r=120 | | 16=160−16t^2 | | 4(x-3)+19=3(x+15) | | 3(x+3)/2=-9 | | 7(x+2)=22 | | 18x-(5x-9)=35 | | (4x-7)(2x^2-3x+5=) | | -6.4(x-2.5)=19.2 | | 2x-13+5x=-15x+9 | | 11-4x=-41 | | -8u-12=5(u+8) | | -9(w-7)=3w-21 | | -9y-9=9(y+9) | | 2x+1000=Y | | k+-2=5 | | -2u/9=12 | | -4x2+16x=21 | | g=-4+5 | | 8v+5(v-2)=16 | | 2x+8/8-3x+2/4=-7x+7/2 | | 0.5/1.5=0.25/x | | 4=6u+7(u+8) |

Equations solver categories