Answer:
I think that its $35
Step-by-step explanation:
..................
jk im still working on qit
A
49y² - x² ← is a difference of squares and factors in general as
a² - b² = (a - b)(a + b) , then
49y² - x²
= (7y)² - x²
= (7y - x )(7y + x) → A
y=3x+55
