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Llana [10]
2 years ago
14

Following the recommended steps for solving equations, what should be your first step in solving the given equation?

Mathematics
2 answers:
Free_Kalibri [48]2 years ago
8 0
To solve equations, you isolate the variable you are solving for on one side and everything else on the other side.

The first step to solving this equation is to combine like terms.
Combining like terms means to add up all terms that have the same variable(s) and exponent.

If no exponent is shown, then a 1 exponent is implied. The reason why we don't show a term raised to the first power is that it doesn't have any effect on the term.

I see three terms with the x variables. We can combine them. Why? Because they all have the same variable and exponent.

I'll rearrange the left-hand side to combine all the terms with the x variable.

Now we have -3 + 2x - 4x - 2x = -6
Combine all terms that have the x variable.

-3 + 2x - 4x - 2x = -6
-3 - 4x = -6

Now we have -3 - 4x = -6
What can we do now to isolate the x variable on the left-hand side?
For starters, we can add 3 to each side of the equation.
That way the -3 term will disappear.

-3 - 4x + 3 = -6 + 3
-4x = -3

Last step.
The x variable is being multiplied by the -4. If we reverse that operation
we can get the value of x.

-4x / -4 = 3 / -4
x = 3/-4 or x = -0.75



zheka24 [161]2 years ago
5 0

Answer:

Step 1 :Combine like term to perform the operation .

Step-by-step explanation:

Given  : 2x – 3 – 4x − 2x = –6.

To find : what should be your first step in solving the given equation.

Solution : We have given 2x – 3 – 4x − 2x = –6.

Step 1 :Combine like term to perform the operation .

2x - 4x - 2x -3 = -6.

-4x - 3 = -6 .

Step 2: On adding both sides by 3

- 4x = - 6 + 3 .

- 4x = -3 .

Step 3 : On dividing both sides by -4.

x = 3/4.

Therefore, Step 1 :Combine like term to perform the operation .

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A calculator shows
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3 years ago
Which expression is equivalent to this polynomial?<br> (4x + 3)(3x - 8)
abruzzese [7]

Answer:

I resolve the expression

(4x+3) (3x-8)=12x2-32x+9x-24

12x2-23x-24

the polynomial (4x+3) (3x-8) is equivalent a the expression 12x2-23x-24

7 0
3 years ago
Tia, Leah, and Tim all solve the problem 3(-x + 4) = -3x - 12. Tia solved and decided that the solution is x= 4. Leah solved the
nexus9112 [7]

Answer:

Tina

Step-by-step explanation:

bc if you sub in 4 for x the equations on both sides are 0

check:

-4 + 4 = 0                         -3 x 4 = -12

0 x 3 = 0                          12 + -12 = 0

                    0 = 0

please mark this as brainiest!!!!

5 0
3 years ago
Order the following decimals from least to greatest.<br> 9.789, 9.991, 9.014
ivanzaharov [21]
9.014 , 9.789 , 9.991

Good luck
7 0
3 years ago
Read 2 more answers
(a)
Vika [28.1K]

Answer:

(a) Percentage of girls = 55\frac{5}{7}

(b) Percentage of boys = 44\frac{2}{7}

Step-by-step explanation:

To find percentage, we multiply the fraction out of the total by 100%.

Percentage of girls = \frac{780}{1400} × 100%

                                = 55\frac{5}{7}

Percentage of boys = \frac{1400-780}{1400} × 100%

                                 = 44\frac{2}{7}

3 0
2 years ago
Read 2 more answers
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