Question

evaluate 12/3x+y for x=7 and y=4

Answer 1

subs. x=7 and y=4 ,and solve it

Answer 2

what do I do with the 3 and 7

Answer 3

put 7 instead of x ,and put 4 instead of y,and then calculate the equation

Answer 4

12/3x7+4
12/21+4
12/25

Answer 5

be careful with your order of operations. The way the problem is written is important. Is your problem 12/3 times x, or is it 12 divided by 3x? Also, where does the y belong - in the denominator or next to the fraction?

Answer 6

12 over 3x+y

Answer 7

when you write that out it's best to enclose in parentheses.