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
Yes because if 1+0=1 than 0 plus b equals b
x = y = 0 ?
many solutions
1 plus 1 plus 1 plus 1 equals 1 times 4. 1 times 4 equals 4. 4 minus 4 equals 0. 0
0 + 0 Equals 0
Yes because if 1+0=1 than 0 plus b equals b
A=0 b=0 c=0
No.
x = y = 0 ?
many solutions
It equals 7
It equals 6
The sum of 2 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 equals 2.
1 plus 1 plus 1 plus 1 equals 1 times 4. 1 times 4 equals 4. 4 minus 4 equals 0. 0
x=0
0. Any equation that has times 0 equals 0.
0 + 0 Equals 0