Answer:
f(12) = - 20
Step-by-step explanation:
To evaluate f(12), substitute x = 12 into f(x), that is
f(12) = - 2(12) + 4 = - 24 + 4 = - 20
Answer:
she would save $47 if she waited.
Step-by-step explanation:
Answer:
x > 7
Step-by-step explanation:
3x-18 > 3
+18 3x-18 > 3 +18
3x > 21
x > 7
Your answer for the greatest common factor is 6
Answer:
50 students
Step-by-step explanation:
20 + 30 = 50