Solve the equation -6 = -9 – 3x for x. A.-2 B.-1 C.0 D.1
1 answer:
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The raised price represents 110% of the original price (100% plus the extra 10%)
A percentage is converted into a decimal multiplier by dividing by 100:
To clarify the final stage, consider this (where
is the original price):
From here, basic algebraic rules make solving for easy:
Therefore the original price of a ticket was $175
A percentage is converted into a decimal multiplier by dividing by 100:
To clarify the final stage, consider this (where
From here, basic algebraic rules make solving for
Therefore the original price of a ticket was $175