(75-x)+224=280. 473-(92+x)=358

Question

(75-x)+224=280. 473-(92+x)=358

Answer 1

-x=280-224-75
-x=-19
x=19

Answer 2

75-x=280-224
x=75-56
x=19

92+x=473-358
x=115-92=23