Answer:

Step-by-step explanation:

Add
and
on both sides.

Add or subtract like terms.

Divide
on both sides.


is the independent variable now.
Answer:
C
Step-by-step explanation:
f(x) - g(x)
= - x + 4 - (6x + 3)
= - x + 4 - 6x - 3 ← collect like terms
= - 7x + 1 → C
9514 1404 393
Answer:
15
Step-by-step explanation:
Put the value where the variable is and do the arithmetic.
f(-3) = (-3)² -2(-3) = 9 +6
f(-3) = 15
Answer:
28/21
Step-by-step explanation:
tan= opposite/adjacent