The expression is equivalent to 2 , Option C is the correct answer.
<h3>What is an Expression ?</h3>
An expression is a mathematical statement consisting of variables , constants and mathematical operators.
The expression given in the question is
By exponent rule
Here so ,
Therefore the expression is equivalent to 2 , Option C is the correct answer.
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If we substitute 10 for t we get the height of the balloon after being in the air 10 minutes
h(10) = 210 - 15(10) = 210 - 150 = 60
Answer: x=9
Step-by-step explanation:
I made an equation by putting both shapes equal each other since they have the same perimeter and I simplified the equation to end up with 9 as the value of x.
Answer:
80%
Step-by-step explanation:
28/35 as a percent =
First, simplify the fraction.
28/35 = 4/5
Next, turn the simplified fraction into a denominator of 100.
4/5 = 80/100
80/100 = 80%
