Answer:
Area = 1/2 b x h
18 = 1/2 ((x) x 4x)
18 =1/2 4x^2
36 = 4x^2
36/4 = x^2
9 = x ^2
x = 3
Base = 3 m
Height = 4 x base = 4 x 3 = 12 m
Step-by-step explanation:
Answer:
A.-34t
B.-21x
C.2x+7y-15
D.3xy+27
Step-by-step explanation:
For the first 2 questions just take out the variable and add or subtract all the numbers. For the next 2 simplify one variable at a time. It always goes in alphabetical order.
The answer is B!
I could explain further if needed!
The first option is the correct answer
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