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Jobisdone [24]
3 years ago
9

-q-7q=8 whats q equal?

Mathematics
1 answer:
Luba_88 [7]3 years ago
7 0
-q-7q=8
First you need to know that there is an invisible 1 in front of -q. Change it to -q if you need to. You get:
-1q-7q=8
add like terms: -1-7 gives you -8.
-8q=8. Divide by -8 on both sides to find q.
-8/8=-1
8/8=1
Therefore, q=1.
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Long division by single digit <br>​
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Answer:

Here's an example of long division:

Step-by-step explanation:

Let's just do 48 divided by 6. First you have to multiply the 6 (the number we're dividing with) until it reaches the closest to 48 (6 x 8 = 48). Now you subtract 48 from 48, and you get zero. So 48 divided by 6 would be 0.

Hope this answers your question!

7 0
3 years ago
Which of the following is the equation of a line perpendicular to the line, , passing through the point (3,9)?
julsineya [31]
Y = -3/2x + 4...slope is -3/2
A perpendicular line will have a negative reciprocal slope. All that means is " flip " the slope and change the sign. So that means the slope we will need is 2/3...see how I flipped the slope and changed the sign.
Now we use y = mx + b....slope(m) = 2/3....(3,9)...x = 3 and y = 9.
Time to sub...we r looking for b, the y intercept.

9 = 2/3(3) + b
9 = 2 + b
9 - 2 = b
7 = b 

so the perpendicular equation is : y = 2/3x + 7...but we need it in Ax + By = C form....
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3y = 2x + 21...subtract 2x from both sides
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5 0
3 years ago
If pr is 3x+14 and qr 7x-10 what is x
mr Goodwill [35]
Start the equation by putting the equations equal to each other 3x+14=7x-10
Next +10 on both sides
3x+14=7x-10
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You are left with 3x+24=7x
because the 10's canceled each other out.
Next -3x on both sides
3x+24=7x
-3x +3x

You are left with 24= 10x
because like before the 3's canceled each other out
Now you will divide both sides by 10

24=10x
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10 10

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8 0
3 years ago
Write the equation 2x - 3y = 6 in slope-intercept form.
ExtremeBDS [4]

Answer:

y =  \frac{  2}{ 3} x  - 2

Step-by-step explanation:

2x - 3y = 6 \\  - 3y =  - 2x + 6 \\  \\ y =  \frac{ - 2}{ - 3} x +  \frac{6}{ - 3}  \\  \\ \huge \purple{ \boxed{ y =  \frac{  2}{ 3} x  - 2}} \\ this \: is \: in \: the \: slope - intercept \: form.

5 0
3 years ago
Read 2 more answers
What is the answer to this?-
kobusy [5.1K]

Answer:

yes, by SAS

Step-by-step explanation:

cause the GI and JL are congruent and the same for HG and LK

5 0
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