ANSWER
The value of x is,

EXPLANATION
We were given that the opposite angles of a parallelogram are

and

.
The opposite angles of a parallelogram are equal.
We can write the equation below in x and use to find the value of x.

We group like terms to obtain,

This implies that,

We divide both sides of the equation by 2 to obtain,
Answer:
B) 2(3x^2+10x+15
Step-by-step explanation:
Answer:
hmm... A is the answer but if anything comes up tell me
The scale of a drawing is the RATIO that all parts of an object are reduced or magnified by
Answer:12
Step-by-step explanation: