Answer:
99-7a^2=36 when a =3
Step-by-step explanation:
99-7a²
99-7(3)²
99-7(9)
99-63
36
Use Slader.com, Find the math book and look up the page. It will show you the answer and how to get it.
Answer:
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12.07
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<em>― George Bernard Shaw</em>
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The expression is equal to:
So:
Answer: A = -27
B = 8
x = 3
y = 3
z = 9