Question

X upon 7 plus Y upon 3 is equal to 5

Answer 1

$\frac{x}{7} + \frac{y}{3} = 5 \\ = > \frac{x}{35} + \frac{y}{15} = 1 \\ = > x \: intercept \: = 35 \\ = > y \: intercept = 15$
hope it helps

Answer 2

x = 35

y = 15

Hope it helps!