23
6+17=23
-17-2x=6-x -23=x
Solving for r: 16r2+18r+5=0 (2r+1)(8r+5)=0 2r+1=0 and 8r+5=0 2r=-1 .......... 8r=-5 r= -1/2 ........ r= -5/8
y= 3/6 which reduces to 1/2
6p + 12q + 18r = 6 (p + 2q + 3r)
23
6+17=23
8 plus 15 = 23
6 U.S. galons
-17-2x=6-x -23=x
-6r 2s 5t 2
23
348 divided by 6 equals 58.
Multiply from left to right, so 5 times 23 equals 115 times 6 equals 690.
Solving for r: 16r2+18r+5=0 (2r+1)(8r+5)=0 2r+1=0 and 8r+5=0 2r=-1 .......... 8r=-5 r= -1/2 ........ r= -5/8
y= 3/6 which reduces to 1/2