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Maslowich
3 years ago
8

Solve each system using elimination. Each system only has one solution. Write your solution in the form (x, y).

Mathematics
2 answers:
slega [8]3 years ago
7 0
Answer: (6,10)


Explanation:
loris [4]3 years ago
6 0

Answer: (6,10)

Step-by-step explanation:

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Select the expressions that are equivalent to 9q+7q.
VARVARA [1.3K]

Answer:

16q

Step-by-step explanation:

Example

Question:

Write the equivalent expression for the given expression: 3x+9

Solution:

Given expression: 3x+9

Take 3 outside from the expression, we get,

= 3(x+3), which is called the equivalent expression

3 0
2 years ago
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I have two U.S. coins that total 30 cents. One is not a nickel. What are the two coins?
yaroslaw [1]

To solve the given problem, we need to know the types of US coins. The given problem is one of the tricky problems. So lets find out

In the united states, there are six types of coins produced. Penny- 1 cent, nickel- 5 cents, dime- 10 cents, quarter- 25 cents, half dollar- 50 cents and dollar- 100 cents. So u should know these types to slove this know lets move on to the :

Answer and Explanation:

The given problem is a kind of a riddle. It is given that the total of two US coins is

30

cents.

One is not a nickel, But the other one can be a nickel=

5

cents. So, the first one coin is a quarter=

25

cents. Which gives the total

30

cents.

Therefore, the two coins are a nickel and a quarter.

<h3> Hope you understood it!!!</h3>
4 0
3 years ago
What are the roots of the equation 9x^2-42x+50=0 in simplest a+bi form?
Lapatulllka [165]

Answer:

-7/3 +\- 1/3i

Step-by-step explanation:

3 0
3 years ago
You finish 3 homework problems in 10 minutes,Your friend finishes 9 homework problems in 1/2 hour.Are you and your friend workin
lana66690 [7]
Yes because 3 home work problems takes 10 min and 10x3 =30 and that’s a half hour
3 0
4 years ago
How write an equation a graph
Lunna [17]

Answer:

So what we need to do to write the equation is to know our slope or rate of change and to know our initial value or where the line is touching the y axis the y intercept.

5 0
3 years ago
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