Problema Solution
Three times one number plus a second number is 40, and the one number minus the second number is 3. Find the numbers.
Answer provided by our tutors
let x and y represent the numbers
Three times first number plus a second number is 40:
3x + y = 40
the first number minus the second number is 3:
x - y = 3
by solving the system of equations:
3x + y = 40
x - y = 3
we find:
x = 10.75
y = 7.75
click here to see the step by step solution of the system of equations:
the two numbers are 10.75 and 7.75.