If it's not what You are looking for type in the equation solver your own equation and let us solve it.
5-7(-x-3)=21+7x
We move all terms to the left:
5-7(-x-3)-(21+7x)=0
We add all the numbers together, and all the variables
-7(-1x-3)-(7x+21)+5=0
We multiply parentheses
7x-(7x+21)+21+5=0
We get rid of parentheses
7x-7x-21+21+5=0
We add all the numbers together, and all the variables
5!=0
There is no solution for this equation
| 1=3x+122=2x+18 | | 18.5=5.8+x.8 | | 5.4x5.4=2 | | K(x)=6x+100.K(-5)= | | 4(x+21)=112 | | 3a=2a+a | | 5(7x-4)–6(4x-7)=44 | | 217x5280= | | 4+b=5-2b | | 7/15=14/13x | | 7b=b+18 | | 25-13=10x+4x+20 | | 3x+10+2x+20+x=180 | | 6(5x+4)+7(9x-5)=122 | | -5=-8+x/4 | | -1=-b/6 | | -8+v/6=-9 | | 9(x+3)=3(x+11) | | 1=3/x-6/2x+1 | | 3z-4z=5-2z | | 7x+3-2x=3x+15 | | 7a+1=-55 | | 11x-3=75 | | 4/9(x13)=8 | | 2/x+9=16.5 | | (11x–47)=(6x–2) | | 0=1+n= | | -a/16=0 | | A+63=4a | | -20/9=-4/5m | | 0=4(y+6) | | x-9=9+2 |