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r+-18=0
We add all the numbers together, and all the variables
r=0
| 4(t+3=-4 | | x+5.7=6.3 | | x^2=5x+35 | | 10a-3a-7a=4a-10-20 | | m=29.4=105 | | x-7.9=3.3 | | 12000=3000+25x | | 8+1/3y=3 | | (x*2)+3x=180 | | 7x=36−2x | | 10x-30+8x+6=180 | | 3x+19=24−2x | | h=28 | | 5x+10=-8x-18 | | 9a-3a-2a=4-8a+5a | | 13+m/4=16 | | r-31=-34 | | f=11-3 | | 6(2l=7)=126 | | 21x-5=18x+4 | | -12/3=y | | x+6+x-4+x-3+x+7+x-8+x+2=720 | | k=4(-3) | | -2.5x-1.222x=-17.8656 | | -6k=6 | | X-3=72-4r | | 3x-31/6=x-5 | | x+6+x-4+x-3+x+7+x-8+x+2=360 | | 5(7t+1)-15=t-(t+9) | | -4x+4x=-16=25x | | (q-7)*7=36 | | k/3-2=5 |