Answer:
-2.6
Step-by-step explanation:
10.9 + (-15.6) becomes 10.9 - 15.6 which equals -4.7. The last step is to add the 2.1 to the -4.7: -4.7 + 2.1 = -2.6
Therefore the answer is -2.6
The questions is, when z=9, 3z = ? When you multiply 3*9, you get 27
which is similar to n:1 where
<u>Step-by-step explanation:</u>
Here we have to Express in the form n:1 give n as a decimal 21:12 . Let's find out:
Given ratio as 21:12 . Let's convert it into n:1 , where n is decimal
⇒
⇒
⇒
⇒
⇒ { dividing denominator & numerator by 4 }
⇒
⇒
⇒ which is similar to n:1 where
6+6
8+4
9+3
10+2
11+1
Hope this helps!
Answer:
Step-by-step explanation:
Convert the mixed numbers into improper fraction
Add the fractions : 25 / 6 and 7 / 3
While performing addition or subtraction of unlike fractions, you have to express the given fractions into equivalent fractions of common denominator and add or subtract as we do with like fraction.
To do so, first take the L.C.M of 6 and 3 which results to 6
Multiply the dividend by the reciprocal of the divisor.
Reciprocal of any number or fraction can be obtained by interchanging the position of numerator and denominator
To multiply one fraction by another, multiply the numerators for the numerator and multiply the denominators for its denominator and reduce the fraction obtained after multiplication into lowest term
While performing the addition or subtraction of like fractions , you just have to add or subtract the numerator respectively in which the denominator is retained same
Subtract 3 from 3
Divide 0 by 2
Hope I helped!
Best regards!