Question

sole the following word problem by using the system linear equation in two variables:
one number is 3 more than the second number. twice the first is 9 less than 3 times the second

Answer 1

Answer:

x-3=y--------(1)

2x+9=3y

2x-3y=-9--------(2)

solve equation (1)and (2)

x=18

y=15