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x(x)+4x=0
We add all the numbers together, and all the variables
4x+xx=0
| 9(x+4)+6(x+4)=7x-7 | | 13+0.16x=18+0.12x | | -58=12-7a | | −2(x+10)=−4 | | (120-4x)=180 | | 5u=2u+21 | | 10(-3-2x)=18/5 | | 5w=4w-10 | | −40+10a= −70 | | 9(x+4)+(x+4)=7x-7 | | 10(-3-2x)=-1/2 | | (u+5)^2+2=46 | | 7-4y+10=-10y-7 | | 3+8b=23.8 | | −40+10a= -70 | | 4/7(1/4+n)=4.6 | | 33-10x=15+8x | | 16k+3k-11k=8 | | 12a-1=-97 | | 3(4x-2)=4(3x-1)+2 | | -2+8b=9b-9 | | 34.55+7.1x=10.8x+12.35 | | 9c-20=-65 | | -2z=10+8z | | 12c=-84 | | 2(×+3)=3x | | 2s+2s-3s=13 | | 11.3b=12.2b+7.47 | | 24x+4=19+4 | | 4.2(x+7)=-37.8 | | x^2-6x+9=-9 | | 3x-2+3x-2=20 |