Thus, batteries cost $74, spark plugs costs $58 and
wiper blades costs $48.
ANSWER:
ANSWER:
7-3 Logarithms and Logarithmic Functions
batteries, $74; spark plugs, $58; wiper blades, $48
Solve each equation or inequality. Check your
85.
solution.
SOLUTION:
82.
SOLUTION:
ANSWER:
ANSWER:
−2
6x
5x + 2
83. 2
= 4
SOLUTION:
ANSWER:
−1
2p − 5
3p + 1
84. 49
= 7
SOLUTION:
ANSWER:
85.
SOLUTION:
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ANSWER: