# Solve exponential equations using logarithms: base-10 and base-e

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### Problem

Consider the equation minus, 16, dot, 10, start superscript, space, 6, x, end superscript, equals, minus, 80.
Solve the equation for x. Express the solution as a logarithm in base-10.
x, equals
Approximate the value of x. Round your answer to the nearest thousandth.
x, approximately equals
Do 4 problems