Under which executive office of the president do the chief of staff and press secretary reside?

a). white house office
b). office of management and budget
c). council of economics advisers
d). office of administration

2018 means 2018 ce or common era

there have been other eras too including bce, which included way more years.

for this case we have the following equation:

we apply distributive property to the terms within parentheses.

subtracting 2 on both sides of the equation: