Answer:
x=-16
Step-by-step explanation:
from x=-3 to get to y=12 u need to multiply x=-3 by -4 to get to 12 so for y=64 u need to divide by -4 which equals x=-16
125=5 packets of pencils
each package contains 8 red
5 packages contain 5×8=40
In 125 pencils 40 are red.
Answer:
81
Step-by-step explanation:
Answer:
f(5) = -3
Step-by-step explanation:
f(x) = -2x + 7
f(5) = -2(5) + 7
f(5) = -10 + 7
f(5) = -3