Answer:
equation: a/.5b=h
h=9
Step-by-step explanation:
a=1/2bh
divide both sides by 1/2b to get h alone
a/.5b=h
a/.5b=h
54/0.5(12)=h
54/6=h
9=h
Answer:
9 square units
Step-by-step explanation:
Answer:
independent
Step-by-step explanation:
because each chocolate was a different flavor
-r
Step by step:
7r+(-8)
7r+(-8r)
-r
Answer:
Third one is correct
Step-by-step explanation:
