Answer:
x = 27
Step-by-step explanation:
Given
3x - 4y = 65 ← substitute y = 4 into the equation
3x - 4(4) = 65
3x - 16 = 65 (add 16 to both sides )
3x = 81 ( divide both sides by 3 )
x = 27
If a book has a weight of 14.7 Newtons, then its mass would be 1.50 kilograms.
