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Alenkinab [10]
3 years ago
5

i have posted this like 5 times so plz don't just pass it up. i need real help and i need it soon. i need help with Linear Equat

ions. i need to be able to under stand them. who ever helps me will get a nice reward.
Mathematics
2 answers:
wlad13 [49]3 years ago
6 0

Answer:

y=mx+b

Step-by-step explanation: Linear lines on graphs are straight lines, and have the same slope for each point.

the slope of a line can be read y/x which is where you go up/down for the y value and left or right for x values. In the equation the variable that represents  m.

The b is the y intercept or where the line meets the y axis.

the x stands for the x value that you can plug into the equation to solve for y.

Once you do that, if you need to you can plot a point on a graph with the y and x value (x,y)

Gwar [14]3 years ago
5 0

Example:

y = 2x + 1 is a linear equation:

  • When x increases, y increases twice as fast, so we need 2x
  • When x is 0, y is already 1. So +1 is also needed
  • And so: y = 2x + 1

Here are some example values:

x y = 2x + 1

-1 y = 2 × (-1) + 1 = -1

0 y = 2 × 0 + 1 = 1

1 y = 2 × 1 + 1 = 3

2 y = 2 × 2 + 1 = 5

-----------------------------------------------------------------------------

Each solution is a pair of numbers (x,y) that make the equation true. Solving a linear equation usually means finding the value of y for a given value of x. If the equation is already in the form y = mx + b, with x and y variables and m and b rational numbers, then the equation can be solved in algebraic terms.

i wish you the best <33

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1. Which equation is equivalent to the equation 6x + 9 = 12?
tresset_1 [31]

Answer:

B) 2x+3=4

Step-by-step explanation:

6x+9=12

6x=12-9

6x=3

x=3/6

x=1/2

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Because 2x+3=4, 2x=4-3, 2x=1, x=1/2.

5 0
3 years ago
Solve for the value of x and y<br> 5y 2x 40
lawyer [7]

Answer:

x=25 =18

Step-by-step explanation:

Right angle =90°

you are given 40, therefore 2x has to equal up to 50.

2x=50 divide both sides by 2

x=25

straight line=180°

you are given 90, therefore 5y has to equal to 90.

5y=90

divide both sides by 5

y=18

8 0
3 years ago
Read 2 more answers
Help with some problems PLZ Help. This is not cheating My teacher told me to ask my mom but i don't have one, dads working. seri
Oxana [17]

Answer: what are ur problems

8 0
4 years ago
The question is below
Elanso [62]

9514 1404 393

Answer:

  162°

Step-by-step explanation:

The measure of inscribed angle ADC is half the measure of the intercepted arc AC. That arc has a measure that is the same as the central angle it subtends, angle ABC.

So, central angle ABC is twice the measure of inscribed angle ADC:

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6 0
2 years ago
My teacher didn’t really teach this and um how do I do this
Lorico [155]

Answer:


Step-by-step explanation:

1. 3.8 x 10^5 + 5.5 x 10^5 = 930,000 or 9.3 x 10^5

You just have to solve the equation and shorten the answer. For number one the answer is 930,000, so you have to make it into a number with decimals since a scientific notation number can not be equal to 10 or be greater. So you have to round the number to 9.3 not 93. To "round" it to 9.3 you have to move the decimal at the end of 930,000 to be in between the numbers 9 and 3. How many times you move the decimal to the left or right, that is the exponent of 10. So for 930,000 you moved the decimal 5 times to the left so the exponent for 10 is positive 5.

6 0
3 years ago
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