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frozen [14]
3 years ago
6

Help please! Note: Use ELIMINATION!!!

Mathematics
2 answers:
Verdich [7]3 years ago
7 0
Multiplying the second equation by 4/3 and adding it to the first, we get 36=9x and by dividing both sides by 9, we get x=4. Next, we can plug that into the second equation (it doesn't matter which equation) to get 3*4-3y=18=12-3y. Subtracting 12 from both sides, we get 6=-3y and by dividing both sides by -3 we get y=-2
Ymorist [56]3 years ago
4 0
The answers are 24 and -2

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Y=3[x]+1 <br> Step by step
finlep [7]

y=3x+1

Use the slope-intercept form to find the slope and y-intercept

The slope-intercept form is y=mx+b

, where m is the slope and b

is the y-intercept.

y=mx+b

Find the values of m

and b using the form y=mx+b

.

m=3

b=1

The slope of the line is the value of m

, and the y-intercept is the value of b

.

Slope: 3

Y-Intercept: 1

Any line can be graphed using two points. Select two x

values, and plug them into the equation to find the corresponding y

values.


Choose 0

to substitute in for x

to find the ordered pair.


Replace the variable x

with 0

in the expression.

f(0)=3(0)+1

Simplify the result.

Tap for more steps...

1

The first point is (0,1)

.

(0,1)

Choose 1

to substitute in for x

to find the ordered pair.

Tap for fewer steps...

Replace the variable x

with 1

in the expression.

f(1)=3(1)+1

Simplify the result.


Multiply 3

by 1

.

f(1)=3+1

Add 3

and 1

.

f(1)=4

The final answer is 4

.

4

The second point is (1,4)

.

(1,4)

Create a table of the x

and y

values.

xy0114

Graph the line using the slope and the y-intercept, or the points.

Slope: 3

Y-Intercept: 1

xy0114

7 0
3 years ago
Find x.<br> 28<br> 28<br> 12<br> 12<br> 42<br> х
sukhopar [10]

Answer:

c 18

Step-by-step explanation:

12+12-(12/2)=18

8 0
3 years ago
What’s the correct answer
Scilla [17]
I think the answer is D
3 0
3 years ago
Find two numbers whose sum is 44 and whose difference is 20 (PLEASE HELP I HAVE 5 MINUTES)
vova2212 [387]
The correct answers would be 32 and 12.
32 + 12 = 40, and 32 - 12 = 20. Hope this helps! Have a great day!
7 0
3 years ago
Write an equivalent expression for 1/3b+2/3b-5/6(b+1)
ycow [4]

Answer:

I'm quite sure that the answer is b - 5/6b + 1 5/6


Hope this helps! Please mark brainliest! Have a great day!

6 0
3 years ago
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