If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4x+3-2x+1=12
We move all terms to the left:
4x+3-2x+1-(12)=0
We add all the numbers together, and all the variables
2x-8=0
We move all terms containing x to the left, all other terms to the right
2x=8
x=8/2
x=4
| x/4+15=28 | | 1+-8n=3 | | -0.2n^2+3.4n-16=0 | | 8+4n=8n | | -17=5k-9k | | -4+-8n=3 | | -11=4y | | 7a-5-3a=-28 | | 0=5x^2+7x-4 | | -30-0.3x=60 | | 3|x-2|-5=4 | | 3(b-4)=5 | | 6(3v-9)=-22+8v | | 0.14(y−1)+0.18y=0.12y−0.3 | | 6x+-2(x+7)=10 | | 2(x–15)=30 | | (3x+5)2=(5x-2)2 | | 6n-4=238 | | x2+18=60 | | -3(x-19)-6=-15 | | 8p+p=( | | 65x+75=196.25 | | 36+-7p=-7p+35 | | 11x-22=2-4 | | 37+-7p=-7p+35 | | y-2=2y-21 | | 3y-8=y-13 | | 22/3w=1/16 | | y-9=9y-9 | | 4=4z+30 | | 4=1s+46 | | 3g+41=1 |