Question

one number is 4 less than 3 times another number. if their sum is 16, find the numbers. which of the following equations could be used to solve the problem if x represents a number?

Answer 1

X=3y-4
x+y=16

3y-4+y=16

4y = 20

y =5

x+y=16

x+5=16

x=16-5

x=11
y=5

hope helped