What is missing for the following quantity to be true? 3x + 4y + 7a = 4y + 3x + __

answer choices below:

Back up your answer

3x

4y

7a

7x

Is square root of 12 over 4 is irrational or rational and why

What's the absolute value of 3/8

A sapling that started out 11 inches tall grew 2 inches per year. How old was the sapling when it was 45 inches tall? Write and solve an equation to find the answer.

12 years from now Maria will be twice as old as Steven. The current sum of the ages of Maria and Steven is 36. How old is Steven right now?

6. Persevere Mr. Alton wants to be tickets for a show. The tickets are for seats in 3 rows with 3 seats in each row. The total cost of the tickets is $81. Each ticket costs the same. What is the cost of one ticket?

What is 30/23in simplelest form?

What is the inverse variation when y equals 4 and 9 equals x?

A researcher who wants to get a broad perspective on an area of research by combining the results from a large number of existing studies would be MOST likely to use which statistical technique?

Law of sines: in △fgh, h = 10, m∠f = 65°, and m∠g = 35°. what is the length of g? use the law of sines to find the answer.

If g (x) = x^2-5x+5 what is g' (a)