Which of the following shows the true solution to the logarithmic equation solved below?
Log2(x)+log2(x+7)=3
Log2[x(x+7)]=3
X(x+7)=2^3
X^2+7x-8=0
(X+8)(x-1)=0
X=-8,1

Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?

Kilgore trout creates a new scale to diagnose depression. however, his scale only assesses one symptom of depression while ignoring others. which of the following is his new scale most likely lacking? a) test-retest reliability b) discriminant validity c) criterion validity d) alternate-forms reliability e) content validity f) none of the above

Determine the equivalent system for the given system of equations: 5x − 3y = 6 x + y = 2