Answer:
A.
.
Step-by-step explanation:
We have been given an inequality
. We are asked to solve the given inequality for x.
Using distributive property, we will get:



Subtract 2 from both sides:


Divide both sides by 7:


Therefore, option A is the correct choice.
Answer:
the awnser is A
Step-by-step explanation:
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Answer:
b=2A/h-a
Step-by-step explanation:
A=1/2h(a+b)
a+b=A/(1/2h)
a+b=A/(h/2)
a+b=(A/1)(2/h)
a+b=2A/h
b=2A/h-a