If it's not what You are looking for type in the equation solver your own equation and let us solve it.
7x+(-3x)=12
We move all terms to the left:
7x+(-3x)-(12)=0
We get rid of parentheses
7x-3x-12=0
We add all the numbers together, and all the variables
4x-12=0
We move all terms containing x to the left, all other terms to the right
4x=12
x=12/4
x=3
| 6t-8=49 | | 7x=99 | | 2y-13.8=12 | | -24+4m=3m-2(m+6) | | 49=6t-8 | | 130=13n | | y2-6y=6 | | x/4=8/13 | | 50=-2n+10 | | 9(3x+8-3(4x+21)=0 | | 5r2-r+4=0 | | 15(7x-8)-2x=-2 | | 6y+4=y^2 | | y2=6y+4 | | 35x-9=35x+28 | | 3(y+3)-2(y-4)=17 | | 16j-10j=12 | | 2m-5=17÷23 | | 36-4(5x-7)+11x=0 | | 20x-8x+2x-x-11x=18 | | W/8=y/12 | | (4^x)=(25) | | 4r-2r-r=5 | | 5/4y-60=-15 | | 4^x=25 | | 16-(1-5x)-4x-29=0 | | 6(-1-6x)=-438 | | -10k-17k+16k+-2=9 | | 13z-9z=16 | | -6|9x+3|=-36 | | x/3=4-21 | | 4-4y=0 |