X + y = 12 x - y = 10, the value of the x-determinant for the system shown is -2. Solution: determinant = (1*-1) - (1*1) = -2.
Answer: "checking account balances"
Explanation:
If you had the options:
bartering
minting
checking account balances
The option "checking account balances" is the answer to your problem. In simple terms, this is the "money you have in the bank."
<em>Learn more about your problem here: brainly.com/question/678565</em>
Answer:
a/b= 2/15
Explanation:
3a +b
----------- = 7/5
b
<h2>now cross multiple both side</h2>
5(3a+b)=7 x b
15a +5b = 7b
15a = 7b-5b
15a = 2b
15a/2b = 1
a/b x 15/2 =1
<h3>multiple both side
by 2/15</h3>
we get,
a/b = 2/15
hope you have no doubt now !
<h2>we get ,</h2>
Answer:
Hours Wages = $7.5 / Hour
Since we do not know the tips , let us assume it is x
Carmen Worked 24 hours
Total amount she earned = (24*7.5) + x = 250
180 + x = 250
x = 250-180 = 70
Carmen should earn tips more than $ 70 in 24 hours in order her to receive more than $250 in that week
Explanation:
