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Usimov [2.4K]
3 years ago
10

When solving a multi-step equation, which number do you "undo" first? Choose ONE answer.

Mathematics
1 answer:
Furkat [3]3 years ago
4 0

Answer:

C. Order doesnt matter - choose which you want to do first

Step-by-step explanation:

When solving multi step equations, there are different steps that can be followed depending on the nature of the equation. There could be variables on only one side or both sides of the equation and that can affect the order of operations. Thus, there is no standard order.

For example let's consider the equation;

7y + 6 = 2y + 16

Now,we can see there are variables on both sides, so the first step would be either to take the constants to one side first or to take the unknown variables to one side.

Whereas, in another example say;

5x - 3 = 7

The only option here is to take the constant on the left side to the right side.

There are other examples where we may have to carry out a division of all terms as the first step. In some other cases, there may be brackets, we need to get rid of as the first step.

Thus, there is no standard order and as such we choose which order we want to use based on the nature of the equation.

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Which decimal is equal to four-fifths? 0.6 0.8 0.2 0.3 0.4
DochEvi [55]
4/5 = 80/100

0.8 = 80/100

4/5 = 0.8

hope this helps
4 0
3 years ago
The question is <br> in the link below
Tom [10]

Answer:

D: -3

Step-by-step explanation:

In order to find a slope of a line from two pairs, one way you can do that is by using a formula.

The formula is as follows:

Y² - Y¹

⁻⁻⁻⁻⁻⁻⁻⁻⁻

X² - X¹

Using this formula, let's plug in our values.

1. Our first Y, is -4. Place that into the equation above for Y².

2. Our second Y, is 8. Place that into Y¹. Wait! Since it's negative in the equation, your positive eight must turn into a -8.

3. Our first X, is 3. Just like our first Y, plug it into your X².

4. Our second X, is -1. Since it is already negative, and the equation is has a negative in it, the negative plus a negative makes the number positive.

Your equation should look like this: (now solve)

-4 - 8           -12

----------- =  ------

3 + 1            4

Great, you've made it this far, there's ONE more step! Simplify the problem!

4 goes into 12, 3 times! This is because 4x3 is 12! Since your 12 is negative, your answer MUST stay negative, leaving your answer as -3.

If this leaves you confused, feel free to ask me more questions! :)

5 0
4 years ago
Erin is making fruit punch for a party. The bowl currently has 2 1/4 cups of punch. Write and solve an equation to find the numb
Liula [17]

Answer: x+2 1/4

Step-by-step Explanation: It does not tell you how much you had before they added 2 1/4 cups of water. all you need is a variable to represent the unknow number. A variable is a letter that represents something, A-Z.

8 0
3 years ago
Use the Distributive Property to simplify the following expression <br> -2 (x + 3)
Dmitry_Shevchenko [17]

Answer:

-2x-6

Step-by-step explanation:

-2(×+3)

-2x-2.3

-2x-6

4 0
3 years ago
How do I find the y-intercept and slope ?
VARVARA [1.3K]

Slope-intercept form:

y = mx + b

"m" is the slope, "b" is the y-intercept (the y value when x = 0)

You need to find "m" and "b".

In the table, when x = 0, y is 0, so the y-intercept is 0

y = mx + 0    or    y = mx


To find "m", you can use the slope formula and plug in 2 points:

(0,0) and (1, 3)

m=\frac{y_{2}-y_{1}}{x_{2}-x_{1}}

m=\frac{3-0}{1-0}

m = 3


Slope: 3

y-intercept: 0

Equation: y = 3x

6 0
4 years ago
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