If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2x+5x+15=12
We move all terms to the left:
2x+5x+15-(12)=0
We add all the numbers together, and all the variables
7x+3=0
We move all terms containing x to the left, all other terms to the right
7x=-3
x=-3/7
x=-3/7
| k−–3=9 | | 65-y=y-65 | | -5r+-21=-51 | | 4(1-2x)=44 | | 5(j-4)+j=-18 | | -0.5x(18x-12)+2=-10 | | -5(3x-1)+3x=53 | | -1x1x2x7=14 | | -7(y-2)=-28 | | -20+x/7=7 | | -1{2+-4x}=4+x | | i/15.2=7.2 | | -3x+4-2x=-8-3x+4 | | 2.g+4=8 | | 2n+5=−5n+5 | | 11+c/3=51 | | 2(2x−1)=18 | | —9r+5=—22 | | x+30+148=180 | | -1x7=8 | | 4x-62=18 | | 8(r+67)=-96 | | 64-3w=899 | | 5k+8k=0 | | 3/5=b/30 | | 6+2x=2(-x+2)-18 | | Y=-16x^2+125×147 | | 3x+5(2+13-1)=6(2+13+3) | | x+2x+4+62=180 | | 63=9b=54 | | 8=-(m-12) | | k+8/2=10 |