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(y-7)2(y+9)=0
| x^2-25x+7500=0 | | 100=x+x+5+x+10+x+15+x+20 | | 3(w-6)-1=5 | | 0.5x+5=0.25x+9 | | 45.5+0,15(10x)=90.5 | | q-7(q+6)=-10-10q-4 | | y-6=-28 | | F(5)=x^2-6x+11 | | 10f-9+10f=-7(-6f-10)+9 | | -16t2+8t+80=0 | | 42(10)^3x+2=840 | | -5=10s | | 3/5x+33=18 | | -4b-3=10+5(-b-1) | | F(4)=x^2-6x+11 | | 4(r-20)=-4 | | 30x+150=15 | | F(3)=x^2-6x+11 | | x^2+100x+500=0 | | F(2)=x^2-6x+11 | | 3x–32=–7x+28 | | 4=2(y+7)+2 | | 10=7x1.4.5 | | y=25,000(1-0.015)^8 | | 6(2w-7)=8+7w | | F(1)=x^2-6x+11 | | g+16=3 | | 0=8x^2+19x | | -x/3-5=8 | | 8.7=3(p-5.64) | | 3(2x+3)=6x9 | | 64+9m=181 |