8 1/2 DIVIDED BY 2 2/5
4x+5/3+2x=3/2
4. For which three numbers a will elimination fail to give three pivots?
ax+2y+3z=b_1;ax+ay+4z=b_2;ax+ay+az=b_3
23 + 2 x 7 - 5 x 4 = 680
15x-5=10x+5-3
8 1 BY 3 DIVIDED BY 2 2 BY 5
3x+4/2+3x3x=2/3
5.94/2.2
prove distributive property of multiplication over addition 1-2,3and 3-2
$frc{Bo}{Bo}$