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2 years ago

Why is it important to be able to solve for variables in equations?

1 answer:

5 0

Solving for variables in equations is important for many reasons. Of course, it's important to be able to solve for them so you can pass math tests. But even more so, it's important for real-life applications. There are many uses for solving equations. They can provide answers for mathematicians, accountants, insurance companies- you name it! There are way too many to list! It may not seem important now, but just keep working at it! I personally think solving equations is a ton of fun!

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What is the slope of the line with the equation y +2 = -3(x – 7)?

Citrus2011 [14]

Answer:

A.m = -3

Step-by-step explanation:

This equation is written in point slope form

y-y1 = m(x-x1)

y +2 = -3(x – 7)

y - -2 = -3(x – 7)

The slope is -3 and the point is (7, -2)

5 0

2 years ago

What is another way to express 42+24

Ainat [17]

Answer:

42 - (-24) = 66

Step-by-step explanation:

I'm not sure if this is the form of answer, but if you're subtracting a negative from a negative, you're adding a positive, so this is another way to write the expression.

6 0

3 years ago

PLEASEEEE HELP ME!!

qwelly [4]

Answer:

Step-by-step explanation:

6 0

2 years ago

Keegan deposits into her savings account at the beginning of the year. The account earns 3% simple interest each year. She has $

fiasKO [112]

Answer:

She deposits $350 into the account at the beginning of the year.

Step-by-step explanation:

Let us assume that Keegan deposits $P into her savings account at the beginning of the year.

The account earns 3% simple interest each year and she has $360.50 in her account at the end of the year.

If Keegan did not make any additional deposits or withdrawals during the year.

So, we can write that $P[1+\frac{3}{100} ]= 360.50$

⇒ P = $350 (Answer)

7 0

2 years ago

Steve and Michelle Neely are celebrating their 30th anniversary by having a reception at a local reception hall. They have budge

alukav5142 [94]

Answer:81 people

Step-by-step explanation:

If you subtract 2500 by 50 then divide by 30 it come out to 81.66 repeat

8 0

2 years ago