The Answer Is 18
Order Of Operation laws says that you must do the parentheses first, 45x2.
45x2=90
The next thing you must do is divide 90 by 10 since division is before addition.
90/10=9
Now combine like terms.
9+9=18
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The answer is 63 degrees.
16/25 is 64%. Hope this helps
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The answers:
x = 1
y = -5