0
Anonymous
y2 - 15 = 10
Add 15 to each side:
y2 = 25
Take the square root of each side:
y = +5
y = -5
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10 percent of 100 equals 10.
10 squared equals 100. 102 = 10*10 10*10 = 100
7 out of 10 equals 70%
transitive property
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