Answer:
20cm rounded to the nearest tenth is 20cm
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Answer:
z = 18
Step-by-step explanation:
Given: ⅔z + 1 = 13
Subtract one from both sides: ⅔z = 12
Multiply both sides by the inverse of 2/3, which is 3/2: z = 18
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- Heather
Step-by-step explanation:
Consider the provided information.
For the proportion method first set up the equation like this:

Perform the cross multiplication and then solve for the missing part.
For example:
Find 80 percentage of 10.
Step 1: Set up the equation.


Step 2: Perform the cross multiplication

Step 3: Solve for the missing part.


Answer:

Step-by-step explanation:
<em><u>Given Condition:</u></em>
=> x+50%-30%
=> x+20%
=> 
<u>LCM = 100</u>
=> 
Taking 20 common
=> 
=> 
Hope this helps!
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