Answer:
y=-4
Step-by-step explanation:
If y=4x
and y=-1
y=-1×4
y=-4
Answer:
7 hours
Step-by-step explanation:
78-15=63
63 divided by 9= 7
Answer:
The explicit rule is:
Step-by-step explanation:
The explicit rule is given by:

The given sequence is 25,21,17,13

d=21-25
d=-4
We plug in the values into the formula to get;



Answer:
40 degrees is acute, 50 is also acute and they both make up a right angle (90 degrees)
Step-by-step explanation: