Help pls 2y - 3.5 = 6.5
1 answer:
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X = -
+ 
or x = - + -
Answer:
60 cm
Step-by-step explanation:
2x the width and 2x the length gives you the perimeter. This can be represented by the equation:
2w + 2L = P
Use the information given in the word problem to fill in the variables.
2(59) + 2L = 238
118 + 2L = 238
move 118 to the other side of the equation.
2L = 238 - 118
2L = 120
move 2 to the other side of the equation.
L =
L = 60
Answer: Explanation below.
Step-by-step explanation:
First of all you need to know how to convert a logarithm into an exponential expression. The property is:
This is the same as:
Example 1:
We are trying to find what to raise 9 to, in order to get a result of 9.
When you have same bases, you equal exponents.
Therefore;
Example 2:
In this case, we have to make sure both sides have the same base. 32 can have a base of 2 if expressed as: which is 2*2*2*2*2
Rewriting this example we have;
Since we have the same base, we equal exponents.
Therefore;
Example 3:
729 can have a base of 3 if expressed as: