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Goshia [24]
3 years ago
12

Solve the system of equations. 3x+5y=9 3x+2y=3

Mathematics
1 answer:
KIM [24]3 years ago
5 0
3x+5y=9           3x+5y=9
-1(3x+2y=3)     -3x-2y=-3
                         3y=6
                          y=2
3x+5(2)=9
3x+10=9
     -10   -10
3x=-1
x=-1/3 (-1/3,2)

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Reika [66]

Answer:

(0;-4)

(-6;4)

Step-by-step explanation:

-8x - 6y - 7 = 17

-8x-6y-24=0

y=-(4x)/3-4

(3;0)

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-(4*0)/3-4=-4

-4=-4

(-9;6)

-(4*(-9))/3-4=8

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(-6;4)

-(4*(-6))/3-4=4

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3 0
3 years ago
On a piece of paper, graph y>-2x-2. Then determine which answer choice matches the graph you drew.
Svetlanka [38]

Answer:

Graph B

Step-by-step explanation:

Hope this helps

4 0
3 years ago
Read 2 more answers
Combine the radicals 9√x-3√x-<br> 06<br> O 6√x<br> O-6√2x<br> 0-6
g100num [7]

Answer:

6√x

Step-by-step explanation:

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3 0
2 years ago
1)Evaluate 2A - 3B for A = 7 and B = -2.
Gnom [1K]
Hey Brion,

1) <span>Evaluate 2A - 3B for A = 7 and B = -2.
To solve this start by filling in the variables.
2(7) - 3(-2)

Now multiply, remember that a positive times a negative is a negative.
14 - (-6)

Finally, subtract. Remember, Keep, Change, Change (KCC). Keep the first number, change symbol (for subtraction use addition), and change the negative number to a positive number.
14 + 6 = 20

</span><span>2) If x = -3, then x 2-7x + 10 equals
Start by filling in the variables.
-3(2) - 7(-3) + 10

Now follow PEMDAS (Parentheses, Exponents, Multiplication & Division, Addition & Subtraction) to solve. Remember K.C.C (no.  1 above)
</span>-3(2) - 7(-3) + 10
<span>(-6) - (-21) + 10
(-6) + (21) + 10
15 + 10
25*****See NOTE!***
</span><span>_____________________________________________________________
Note: For #2 you may be missing a symbol between the first "x" and "2" because the answer I got above (25) is not one of your choices. Let me know what symbol is missing in the equation: </span><span>x 2-7x + 10, and I will help you solve it.</span>
5 0
3 years ago
Which graph represents a line with a slope of and a y-intercept equal to that of the line y = x – 2?
Lana71 [14]

Answer:

y=x-2,

so'n

y-x=2 answer you haven't write value.

3 0
3 years ago
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