Answer:
x=1
Step-by-step explanation:
Substitute the value of y to the first given
3x+4(-x)=-1
3x+(-4x)=-1
-x=-1
divide both sides by -1
x=1
Answer:
f = 4
Step-by-step explanation:
60= 15f
divide both side by 15
f = 4
What type of data? Usually, mean is the best representative.
The correct answer is 196 or Option A.
The explanation is just as complicated as the question.