Answer:

Step-by-step explanation:
when solving and equation with a variable, you must work backwards and do the opposite of the equation
sooo… you must subtract 4 (opposite of +4 is -4)

x=12
A. When f(x) becomes g(x) = f(x) + 2, the graph of f(x) is shifted upward 2 units.
B The graph of f(x) is reflected in the x-axis and then vertically compressed by a factor of 1/2.
Answer:
a = =36
Step-by-step explanation:
a + 6 = -30
make a on its own
a = -30 - 6
a = =36