8/9 = 0,8
0,8/4 = 0,2
so each piece was 0,2 yard long
Answer:
Since 7 and 11 are both rational the sum and the difference are rational .
Step-by-step explanation:
2x+14=22
Move +14 to the other side. Sign changes from +14 to -14.
2x+14-14=22-14
2x=8
Divide by 2 for both sides.
2x/2=8/2
Cross out 2 and 2 , divide by 2 and becomes: 1*1*x=x
x=4
Answer: x=4
