Answer:
-16
Step-by-step explanation:
Answer:
The density of the material must be at least 1.5 g/cm³.
Step-by-step explanation:
c
Y = -7x + 2
y = 9x - 14
-7x + 2 = 9x - 14
14 + 2 = 9x + 7x
16 = 16x
1 = x
y = -7x + 2
y = -7(1) + 2
y = -7 + 2
y = -5
solution is : (1,-5) <==