If it's not what You are looking for type in the equation solver your own equation and let us solve it.
243=124-u
We move all terms to the left:
243-(124-u)=0
We add all the numbers together, and all the variables
-(-1u+124)+243=0
We get rid of parentheses
1u-124+243=0
We add all the numbers together, and all the variables
u+119=0
We move all terms containing u to the left, all other terms to the right
u=-119
| 3(z+4)-6=6(5-z) | | 9z=10z-6 | | (3n+5)(n+6)=0 | | -2-3s=8-2s | | 19+15(10m-8)=27 | | 5+∣6−5x∣= 14 | | 4(3d-2)=8-8 | | 100x-1000=2200 | | 15+12d=3 | | 29-v=208 | | 7(3-2k)+9(k-5=) | | 33(v-28)-36=28(v-20) | | 15(k+4)=-132+3k | | b+8/4=3 | | 1/4a+2=-10 | | (6x+7)(5x-8)=0 | | -7x+8-14x=113 | | 5+6+3x+2x=11 | | -3(x-1)=5x+7 | | X+9=49=x | | 5-9m=-62+m | | 0.75(x+20)=2+0.5(x-2( | | 3.5+10x=6.28 | | 22−(x+5)=4x−3 | | 98x-490=588 | | 3(2x-1)=4(5x+20) | | 11t+3(t+8)=4t+2(8+5t) | | -4+7(6x+7)=-249 | | x-(1-3x)=8x-3 | | 2(x+7)=8x-1 | | 3x+5x-17x+2=-34 | | 6x-1=-9x-3 |