Since the 3 and 7 have 21 as a common multiple you can divide 21 by the denominator of each term and then multiply it by the numerator which get you while numbers
I got:
-2(2f-3g)
explanation:
used communicative property
2/5 + 1/2
4+5 / 10 • look for the LCD of 5 and 2
which is 10 then 5 goes 2
times into 10 the multiply by 2
= 4. Then 2 goes 5 times into
10 then multiply by 1 = 5.
Therefore the sum of 2/5 + 1/2 =9/10
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noras nummy nuggets is better
#2 +65?
Answer:
Step-by-step explanation:
They are closed under addition, subtraction and multiplication.