Answer:
x = 5
y = 4
Step-by-step explanation:
multiply the second equation by -1 and add the first equation to eliminate "x"

_____________


Replace "y" in the first equation:




Hope this helps
Answer:
the answer is b? if wrong tell me. we may have different forms of the answers.
Step-by-step explanation:
Answer:
3.5ft
Step-by-step explanation:
A = L(W)
25.2 = 7.2(W)
3.5 = W
52=x because x+128=180 and that is a 189 angle