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66666;12.5099987656
66666;12.5
15;12.5
x^3+2*x^2-4*x+7;x^2-x-6
(sin(x))^2
| 61.5=35t+-5t^2 | | 1x+3y=80 | | 5(a-2b)+2(a+5b)=0 | | 2cos^3x-2cosx-sin^2x=0 | | (x^4)-x=0 | | 5x^4+15x^2=0 | | 7=Y+18-15 | | 5(a-4b)+2(2a+2b)=0 | | 110x+30(x*0.5)+80(x*0.25)=26100 | | (4-5.8)+3X=0 | | x^74+2x+1=0 | | 2(3x+1)=x-3 | | 7=k+18-15 | | 100x+30(x*0.5)+80(x*0.25)=26100 | | 10x=7x+24 | | F(3-5)=3f-5f | | 9/3-2=2 | | 3.5+n=5.5 | | (X^2)lnX=0 | | .5x+7=.75x | | =2f+5f | | https://www.youtube.com/watch?v=8X5hzSlUO10 | | 180=90+8x+7x | | X-7*13=52 | | 5a+3b-a-6b= | | 28xy/14x | | (x*0.21)+x=80 | | x/3=9:9 | | (x*0.21)+x=60 | | 4x+8=3x-3(x+2) | | 6z^2-2z-5=0 | | 4x+8=2x+2(x+4) |