Let no red ribbons=x
no. Of blue ribbons=x+3
No. Of yellow ribb9ns=x+7
Totsl ribbons=28
28=x+x+3+x+7
28=3x+10
3x=28-10
3x=18
X=18/3
X=6
No .of red ribbons=6
No. Of blue ribbons=x+3=9
No. Of yellow ribbons=x+7=13
X=20. Because that line is 180 and u subtract 40 and u do 140/7= 20
He spends 32 hours in the gym in an 8 week period. (8*4)
Answer:
14+h
Step-by-step explanation:
7 + 1/2 × h
7 + 1h/2
find the LCM of 1 and 2
the LCM =2
multiply via by their LCM
14 + h