Answer:
580 children
420 adult
Step-by-step explanation:
y=1000 -x
-5x+10000=7100
-5x=-2900
x=580
1000-580=420 y=420
Answer:
wheres the line
Step-by-step explanation:
Answer:
16 years old
Step-by-step explanation:
D=Damon N=Nora N=3D
3D-8=2D
D=8
Currently Damon is 8
I 8 years will be 16
Nora now is 24(8*3)
In 8 years will be 32 (3*8)
Answer:
No.
Step-by-step explanation:
Take the second expression: 5(2 - 20)
To solve, you must distribute the 5 to all terms within the parenthesis:
5(2 - 20) = (5 * 2) - (5 * 20) = 10 - 100 = -90
On the other hand:
10 - 20 = -30
∴ the two expressions are not equivalent.
Answer: 22x−2
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