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Zigmanuir [339]
3 years ago
14

What are the steps to solve an equation with a variable?

Mathematics
1 answer:
Ostrovityanka [42]3 years ago
7 0

<span>Step 1: Simplify Each Side of the Equation
</span><span>Step 2: Move Variable to One Side
</span>
hope this helps 

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Which of the following is the value of the expression 2x^2+1 when x = -2?
azamat

Answer: 9


Step-by-step explanation:

1.) you first want to plug in your x= -2


2.) 2*-2^2=1


3.) Solve in order.


4.) 2*-2 = -4


5.) -4 * -2 (your power) = 8 , it is a negative two because x = -2 and where it lands in the order of operations that is how you solve.


6.) 8 + 1 = 9


7.) =9 .


8 0
3 years ago
Read 2 more answers
Multiply the polynomials (x+3)(x^2-6x+5)
LekaFEV [45]

Answer:

\huge\boxed{x^3-3x^2-13x+15}

Step-by-step explanation:

\text{Use FOIL:}\\\\(a+b)(c+d)=ac+ad+bc+bd

(x+3)(x^2-6x+5)\\\\=(x)(x^2)+(x)(-6x)+(x)(5)+(3)(x^2)+(3)(-6x)+(3)(5)\\\\=x^3-6x^2+5x+3x^2-18x+15\\\\\text{combine like terms}\\\\=x^3+(-6x^2+3x^2)+(5x-18x)+15\\\\=x^3-3x^2-13x+15

3 0
3 years ago
Which expression is equivalent to 6(5m-7)<br><br> a 11m-13<br> b 11m-42<br> c 30m-13<br> d 30m-42
Ksivusya [100]

Answer:

30m-42 (D)

Step-by-step explanation:

Let's evaluate the expression,

6(5m-7)

30m-42

If you have any questions, let me know!

3 0
3 years ago
11 1/9 - 6 2/3 pease anwer
rosijanka [135]
4 5/9 this is the answer to your question
7 0
3 years ago
Read 2 more answers
The Band Booster club sells beverages for $1.47 and candy for $1.61 at home games. Their goal is to have total sales of $229.11
evablogger [386]
Answer: D) 1.47x + 1.61y = 229.11

Explanation: The amount of beverages and candy sold combined (addition) should be set equal to the targeted goal per game ($229.11).
4 0
3 years ago
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