13=7+a

Simple and best practice solution for 13=7+a 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 13=7+a equation: 



13=7+a

We move all terms to the left:

13-(7+a)=0

We add all the numbers together, and all the variables

-(a+7)+13=0

We get rid of parentheses

-a-7+13=0

We add all the numbers together, and all the variables

-1a+6=0

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

-a=-6

a=-6/-1

a=+6

See similar equations:

| 7c=-4+9c | | 2x+3(x-4)=2(2x+6)+x | | -39=-3d | | g(-4)=-3-1 | | 8a+5=-24 | | 1(-4)=2x3-5 | | (8x+1)+(x+8)=180 | | 12+1.25f=2.75f | | y+123=200 | | 2-10b=-3b-b-4-6 | | -5(2k-5)-3=92 | | 7-22=3b | | f/6=-6 | | 3z+4z+4+7=88 | | 4x+2=-2(6x-1) | | 2x-34x+4=27 | | -6(p+2)+8=2p+4(6-3p) | | P^2-3p=4 | | 9-2w=2w-3+3w-9 | | 2x+15=3x+12+x | | 33=3x. | | 10x-2x=9 | | 4(5x–12)–7x=5x. | | 8w=580 | | z2+ –7=–10 | | –1=n+5 | | Y=-3/4x+19 | | –3p=–48 | | 3(1-4k)=63 | | 3(g+1)-5=4 | | 2(z+-4)=-18 | | 3(f-14)+4=19 |

Equations solver categories