3 is the total dollars 1 magazine cost
4 is the total of paperback books she bought
5 is the total dollars 1 paperback book cost
multiply 4 by 5 to get total cost of the 4 paperback books and add 3 of the total cost of the magazine to get the total cost of everything
8/7. You must turn yards into feet. There are three feet in a yard, so 24 overall. You then divide both 21 and 24 by 3 because it's the smallest common factor.
Answer:
B
Step-by-step explanation:
Matrices are equal when they are of the same order and their corresponding entries are equal.
This is the case for the given matrix and matrix B
Answer: y= x/5 -6
Step-by-step explanation: gradient= 1/5...(m1m2=-1)
y-y1=M(x-x1)
y-8=1/5(x-10)
5y-40=x-10
y=x/5-6