Answer:
27.50
Step-by-step explanation:
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Congruent segments Step-by-step explanation:
3x+3y-5x-y
(3x-5x) +(3y-y)
(3-5)x + (3-1)y
-2x+2y
690
the 8 is in the tens place
so we look at the 9
it is 5 or higher
so we round the 8 up to 9