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ad-work [718]
2 years ago
9

Solve the system of equations below by elimination.

Mathematics
1 answer:
makvit [3.9K]2 years ago
7 0

21

Step-by-step explanation:

so you add 7 by 20 then answer ×I =

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Please simplify 3/5(25n-10y+5n)<br> please show work
ziro4ka [17]

Answer:

18n-6y or 6(3n-y)

Step-by-step explanation:

3/5(25n-10y+5n)

3/5(30n-10y)

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3 years ago
Choose the correct simplification of the expression a2 ⋅ a3.
Andreyy89

Answer:

a^5

Step-by-step explanation:

( thats a to the 5th power. )

6 0
3 years ago
Hi can someone check my answers please? thanks, :).
gregori [183]
The 3rd answer is wrong, the answer is 19.
The 5th answer is wrong, the answer is -9.
The 7th answer is wrong, the answer is 8.
The 11th answer is wrong, the answer is 2.
The 12th answer is wrong, the answer is 10.

Hope I could help :)
5 0
2 years ago
Read 2 more answers
1. a. Is 3.2 - 5.7 positive, negative, or<br> zero?<br> (A. negative<br> B. zero<br> C. positive
swat32
3.2-5.7=-2.5 so its have to be a negative because a smaller number subtract a bigger number have to be equal to a negative number.
4 0
3 years ago
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