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4(5x-15=20(x-3
We move all terms to the left:
4(5x-15-(20(x-3)=0
| x-(x*0,15)=300 | | 27-y=61+y=y= | | 20+3b=13-7b=b= | | 2y=10/60 | | 15b-40=5b+120=b= | | 11c+56=3c-48=c= | | 11c+56=3c+48=c= | | 6a-12=4a-20=a= | | 8x+12=5x+33=x= | | -7x+10=-3x+2 | | 9y+12=6y+48=y= | | Y”-8y+17y=0y(0)=4y’(0)=-1 | | x-24=108 | | 119-5x=12x=x= | | 16+5a=3a=a= | | 49=5a-11=a= | | 45=4b+13=b= | | 0=3y+21=y= | | 9x-7=4x+9. | | 14+4z=-22=z= | | 25-c=39=c= | | 5b-11=59=b= | | 11x-17=181 | | 125+x=280 | | 11x.17=181 | | 11x-17=187 | | 1/2^p+1/3^p+7=7/6^p+5+4 | | y’+4y=8 | | 1/2p+1/3p+7=7/6p+5+4 | | 5x²+30x=0 | | 5x²+30x=0 | | 10x-50=160 |