Question

what is the value of x in the equation 1 / 5 x - 2 / 3 y equals 30 when y equals 15​

Answer 1

x=200
1/5x-(2/3)(15)=30
1/5x-(30/3)=30
1/5x-10=30
1/5x=40
x=200

(1/5)(200)-(2/3)(15)=30
(200/5)-(30/3)=30
40-10=30
30=30