-1=2-a

Simple and best practice solution for -1=2-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 -1=2-a equation: 



-1=2-a

We move all terms to the left:

-1-(2-a)=0

We add all the numbers together, and all the variables

-(-1a+2)-1=0

We get rid of parentheses

1a-2-1=0

We add all the numbers together, and all the variables

a-3=0

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

a=3

See similar equations:

| .21=0.75a | | 6.6x−12.2=7.6​ | | -2x-4=3(6) | | 8x-12=10-2x | | d–7=–17 | | (90^73((1+100000)^6))^12=x | | 8x−12=10−2x | | 40(15+0.25x)=45+0.35x | | 12w=1w | | 180=89+x | | –2(–17b–2)–12=–8 | | 9^x-8=14 | | 6z−41=55 | | d4+ 2=5 | | 3(20-x)=24 | | y3+ 3=7 | | 8+0.05x=0.1x | | -23=5(v-6)+2v | | 100*$7x=15.50 | | n÷4=4 | | 2w+4(w+8)=20 | | 12m+50=74 | | 12t−t+8t−3t=32 | | 8x+5x-9x=8 | | 2x3=3x-7 | | 10t+5t+3t-12t=18 | | 2x+8+5x=43 | | 7-0.25x6.4=5.4 | | 2x+3+13+27=180 | | 6g=-86;= | | 70=9u-2 | | 5g-33=52 |

Equations solver categories