Answer:
t=3.2
Explanation:
gh and hi =88 and GJ = 9t and IJ = t + 56
we can set up an equation so it would be
GJ + JI = GI
9t + (t + 56) = 88
combine like terms:
10t + 56 = 88
subtract 56 from both sides:
10t = 88 - 56
10t = 32
divide both sides by 10:
t = 32/10
t = 3.2
i hope i helped!