Answer:
x = 22.5
Step-by-step explanation:

Answer:
the first one
Step-by-step explanation:
Since x can be any value, -infinity must be less than x because you can always subtract 1 from x. Also, infinity must be more than x because you can always add 1 to x.
If 1 cm = 3 ft, then 5 cm = 5*3 = 15 ft.<==
A graphing calculator shows two solutions:
(x, y) =
(-2, 0) or (-1, -10)
Answer:

Step-by-step explanation:
Solve by isolating the variable on one side of the equation:

Simplify
to
:

Subtract 5 from both sides:

Divide both sides by -2:
