Answer:
See below.
Step-by-step explanation:
the one on the left area is 104
the one on the right area is 19.5
Hi there!

First we need to work out the parenthesis, which can for instance be done using rainbow technique.

Now subtract 3 from both sides.

And finally add 3x to both sides.

The 4th answer choice is correct.
Answer: C. Industrialization
Step-by-step explanation:
Answer:
She subtracted the two 10x's where instead you're supposed to add them together.
Step-by-step explanation:
Answer:
the number to the right of the 7
Step-by-step explanation: