Commutative law: a+b=b+a thats it...
So 9+7 can also be written as 7+9=16
Answer:
12.5 inches? I think
Step-by-step explanation:
gotta go do my work
Answer:
Yes
Step-by-step explanation:
A function is a relation for which each value from the set of the first components of the ordered pairs is associated with exactly one value from the set of second components of the ordered pair.
Hope this helps!
The measures of
1=105 degrees and 2=75 degrees
Answer:
18 minutes
Step-by-step explanation:
Sophie can peel all potatoes in 45 minutes, in 1 minute she can peel:
Simon can peel all potatoes in 30 minutes, in 1 minute he can peel:
Together, in 1 minute they can peel:
- 1/45+1/30= 2/90+3/90= 5/90= 1/18 of all the potatoes
To peel all the potatoes they need:
- 1 ÷ 1/18= 1 × 18= 18 minutes
So it will take them 18 minutes to peel all the potatoes
