Answer:

Step-by-step explanation:
we know that
1 kg=1,000 g
so
using proportion
Find out how many kilograms are 69 grams
Let
x -----> the weight in kg

<h2>Answer = </h2><h2>

</h2>
Step-by-step explanation:
Greetings !
simplify for variable y first
apply exponent rule

Add/subtract the numbers -8+3=5

Apply exponent rule

Thus,

secondly, simplify for the variable x
Apply exponent rule as we made on y


multiply bot the values we get
Hope it helps!
Answer:
It's choice A.
Step-by-step explanation:
Kevin is 3 years older than Daniel gives:
k = d + 3.
2 years ago kevin is aged k - 2 and daniel d - 2 years.
So:
k - 2 = 4(d - 2).
Answer:
verticle
you are correct
Step-by-step explanation:
9 less than means decrease by 9 or minus 9 or -9
9 less than some number (k) means k-9
las one