Solve the formula for the indicated variable.a + b = s + r for s
A. s = a + b - r
B. s = 
C. s = 
+ b
D. s = r(a + b)
Answer: A
Mathematics
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A. 7a2 + 6a - 19 B. 7a2 + 4a - 5 C. -7a2 - 6a + 19 D. -7a2 - 4a - 5
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and f(-6) = 4, what is the value of A?
A. A = 81 B. A = -81 C. A = 42 D. A = -42
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