Answer: x = 15, y = 27
Explanation:
let number 1 be x
let other number y
therefore, x+y = 42
y = 2x-3 ----> 2x-y = 3
Solving equations using elimination,
x+y=42
2x-y=3
therefore, 3x = 45
x = 15
substituting x in x+y = 42
therefore, x+y=42
15+y=42
y=42-15
y = 27