F = 2.5p, where p is 1 large pizza
The first option
The salary before the increase was $48000.
Answer:
being smart
Step-by-step explanation:
Answer:
a = 10
Step-by-step explanation:
From the solution given, x = a and y = -1
Substitute for x and y in either of the equations
y = -x + 9
-1 = -a + 9
a = 9 + 1 = 10