Answer:
28x + 7y = 14.
Step-by-step explanation:
Just add the 28x to each side.
Answer:
I NEED THE SAME ANSWER
Step-by-step explanation:
Answer:
70
Step-by-step explanation:
A=a+b
2h=8+12
2·7=70
Using scientific notation, it is found that the measure of one astronomical unit in kilometers is 
A number in <em>scientific notation</em> is given by:

- In which

- To realize the conversion from decimal to scientific notation, b is the number of decimal places the comma moves, being positive if to the left, negative if to the right.
In this problem, 1 AU = 150,000,000 km.
- The comma has to move 8 places to the right, hence

Then, the measure is: 
For more on scientific notation, you can check brainly.com/question/16394306
To rewrite as a function of x (f(x)), write the equation so that y is by itself on one side of the equal sign and an expression involving only x is on the other side.
f (x) = - x^4