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x+99=99
We move all terms to the left:
x+99-(99)=0
We add all the numbers together, and all the variables
x=0
| x+5=x+12 | | 3.5(x+2)+2(x+2)=0 | | 1a+2(a-5)=320 | | 0.12(x+3000)=5760 | | 3x+8x-16=-x+8 | | -0.2x=1.9 | | 7x-4=-35 | | 3+(2x+4)=(3x-4)+9 | | (B+7)(b+8)=0 | | z6−3=5 | | 4x-7=2+8x | | 6x+(1-2x)+(5x-3)+3x=2x+(17+4x+35) | | z6 − 3 = 5 | | 4(x+7)+3x=7(x+1)21 | | 5x-2+10=3x+16 | | z6 − 3 = 5 | | 4(x+7)+3x=7(x+1)=21 | | h3/4=15 | | 77=t-74 | | 0.9(x-6)=14.4 | | x+(x+2)+(x+4)=3x+6. | | 6x+8=6x+-6 | | 2x+4+3x-10+x=180 | | 6x+8=6x+6x | | 6x+8=6x+x | | 6+[2x-11]=37 | | 9-4x=7+2x | | 3/4v=-3 | | 54=x^2+4x | | 180=55+2(x+76)+x+61 | | 61+5x-7+34+9x-22=360 | | 3(9)-19=4x-4 |