Diana's age=21 years
Carmen's age=x years
Andrew's age=2x years
21+x+2x=45
21+3x=45
3x=45-21
3x=24
x=24/3
x=8
2x8=16
Carmen is 8 years old and Andrew is 16 years old. Hoped that helps:)
Answer:
B. -1/3
Step-by-step explanation:
replace <em>x</em> with 34 and solve it.
Answer:
Step-by-step explanation:
volume = 180 * 9
volume = 1620 in³
Answer:
<h2><em><u>C. x + 4y+ 7</u></em></h2>
Step-by-step explanation:
As,
In it there are three different terms x, 4y and 7 hence a trinomial, then there is a constant term 7.
