If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-3x+7-21x=72
We move all terms to the left:
-3x+7-21x-(72)=0
We add all the numbers together, and all the variables
-24x-65=0
We move all terms containing x to the left, all other terms to the right
-24x=65
x=65/-24
x=-2+17/24
| 2x4x=40 | | 4x+16x-4=4(5x+1) | | 1/4(8x-16)=10 | | 4+14x=24 | | 9n-7=5n+11 | | (2x+7)^2=25 | | 4x(5x+10)=10x+5 | | x=40/6 | | -6(6+5x)+4(8-3x)=-4 | | 6+8y=16 | | X+5=2x*2(4x-2) | | 6/10x+x=192 | | -3(h-)=5(2h+3) | | 19-6x=40 | | X^215x+30=-6 | | 10(g+5)=2(2g+9 | | -6(6-5x)+4(8-3x)=-4 | | 4x-2/4x+8=5/6 | | 2-7y=4-8y | | 6(6v+12)=-2(5v+10) | | -3(h-6=5(2h+3) | | 5÷(r-9)=8÷(r+5) | | 85=5(5+4n) | | 6^r/3=3 | | -7(k+4)=91 | | 5x+11+4x=18 | | 1/5(y+4)+6=1/3(5y-1)-31 | | x+3+x=3x | | 23x-7-15x+2=24x-9-16x+11 | | (6x−2)+(6x-2)=2x+1 | | 8n-5n=12n | | -6v+2(v+5)=-22 |