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2 years ago

What method would you choose to solve the equation 2x^2-7=9? Explain why you chose this method

Mathematics

1 answer:

emmasim [6.3K]2 years ago

4 0

Answer:

PEMDAS

Step-by-step explanation:

parenthesis, exponents,multiplication,division,additon,substraction, these are the steps in order to follow when solving equations.

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Select 3 of the below equations that represent the line that has a slope of -2 and a y-intercept of 5

aksik [14]

Answer:

y = -2x + 5

y - 5 = -2x

2x + y = 5

Step-by-step explanation:

Hope this helps!!

8 0

2 years ago

Fred got a score of 68 on the test. Enter a division sentence using negative numbers where the quotient represents the number of

Contact [7]

100 / 68 equals negative 32.

4 0

2 years ago

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A $25 credit and a $25 charge appear similar, yet they are very different.

lorasvet [3.4K]

Answer:

Similarities:

Both transactions have a magnitude of $25.
Both transactions result in a change of $25 in the account.
The absolute value is the same ($25).

Differences:

The two transactions yield opposite results.

Step-by-step explanation:

A $25 credit results in a positive action in the account while the $25 charge is a negative action on the account.

3 0

2 years ago

Below are the solutions for a variable "x." State the solution that matches the graph below.

Aloiza [94]

We have a number line as indicated in the figure above. From this figure we know that the x-values increase from left to right. So we need to write the solution that matches the previous graph. Taking a look on the graph we see that $x$ begins in -3 and closes in 8, that is, $x$ takes values from -3 to 8. In a mathematical language this is given by the following statement:

 $x \in [-3,8]$

7 0

2 years ago

Y multiple 3 = 3/5 so y =

Rasek [7]

Y × 3 = 3 / 5
y = 3 / 5×3
y = 3/15
y = 1/5

In short, Your Answer would be 1/5

Hope this helps!

7 0

3 years ago

Read 2 more answers