Answer:
3 hours
Step-by-step explanation:
A plumber charges a diagnostic check of $65-this is also like a flat fee meaning, 0 hours=$65.
if you have a total of $320 in your wallet and the plumber charges $85 per hour, you simply do the following:
320-80=$240 remaining after the diagnostic check. To solve for how many hours he can work before you loose all your money:
$240-$85=3
Answer: 
Step-by-step explanation:
<em>let's take the two given distances and add them together</em>
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<em>Now let's make give them a common denominator of 70</em>
<em>To do this we need to multiply </em>
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Answer:
3y
Step-by-step explanation:
To write an expression, define variable. x will be "another number". This means "one number that is 1/3" is 1/3 * x.
1/3 x represents the smaller number.
To represent the larger number, use the inverse or reciprocal. y will be the smaller number. The larger number will be 3*y or 3y.
Answer:
firstly we have to do cross multiplication
a*2= 6*15
2a = 90
a = 90/2
a = 45
hope my answer is helpful to you
