If it's not what You are looking for type in the equation solver your own equation and let us solve it.
21=1/2x(4+3)
We move all terms to the left:
21-(1/2x(4+3))=0
Domain of the equation: 2x(4+3))!=0We add all the numbers together, and all the variables
x∈R
-(1/2x7)+21=0
We get rid of parentheses
-1/2x7+21=0
We multiply all the terms by the denominator
21*2x7-1=0
Wy multiply elements
42x^7-1=0
We do not support expression: x^7
| 24/m=8 | | 8x19=-12x+61 | | 2/3-4/x=1 | | 340-2x=5x-227 | | 3=2n+n | | 20/b=5 | | -16x+6=16 | | 24=34-b | | 8x9=6x-12 | | x/3+1/4=x/4 | | (-3x-8)÷8=1÷2 | | 45+10x=190 | | 2x+7=37+12x | | 7c=1118 | | 32x+2=14 | | X+2x+3x+2=26 | | x=17=30 | | -2w/9=12 | | 2x2+7=5x | | 9(9x)+7=3 | | x=57=89 | | 6x-10=-30 | | 7+3m=-27 | | 4x2+25x=21 | | 8x+5x-40=100-7x | | -5.4z=-32.3 | | 32-5(x+4){=107 | | 3x+x+2/6=5 | | (-3x-8)/8=1/2 | | 18x2−24x=0 | | X/2-x+2/7=4 | | -5(x-9)=10x-15 |