You divide everything by 2.
Your answer is
Y=1/2 + 3/2
Answer:
(x)^2+(5)^2=(9)^2
Step-by-step explanation:
(a)^2+(b)^2=(c)^2
(x)^2+(5)^2=(9)^2
x^2+25=81
-25 -25
x^2=56
x=28
p.s. this ^2 means squared
That is not a question so I can't help you but combined she did 7/4 or 1 3/4 hours