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love history [14]
3 years ago
5

What is the solution of the following system? -2x-y=1 -4x-2y=-1

Mathematics
1 answer:
Len [333]3 years ago
4 0
Can you please check, if you wrote it down correctly. Cause in this case the answer would be -2= -1. I think that isn’t the solution.
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X/-9 =3<br>I dont understand this.​
STatiana [176]

Final Answer: x = -27

Steps/Equations:

Question: \frac{x}{-9} = 3

Step 1: Move the negative sign to the left side.

-\frac{x}{9} = 3

Step 2: Multiply both sides by 3.

-x = 3 * 9

Step 3: Simplify 3 * 9 to 27.

-x = 27

Step 4: Multiply both sides by -1.

x = -27

~I hope I helped :)~

5 0
2 years ago
Read 2 more answers
Gumballs cost $0.50 each, and jawbreakers cost $0.30 each. Bob has $3.00 to spend on candy.
KIM [24]

Answer:

0.5x+0.3y >= 3

sorry I don't know how to make the less than or equal to sign

Step-by-step explanation:

he can buy X amount of gumballs if he buys Y amount of jawbreakers and that will be less than or equal to $3

to graph, you must plug the number 0 into the X spot and solve.

0.5(0) +0.3y >= 3

next plug in for Y

0.5x+0.3(0) >= 3

plot these two points on the graph and draw a line through them

3 0
3 years ago
A line passes through the points (1, 7) and (0, 3). What is its equation in slope-intercept form?
nata0808 [166]

Answer:1.  you can compute the slope, m

2.  point (0,3) is the y-intercept; b=33

3.  y = mx + b, so put the numerical values in for m & b.  DON

Step-by-step explanation:

4 0
3 years ago
Find the value of r so the line that passes through each pair of points has the given slope.
ZanzabumX [31]
M = (y2 - y1) / (x2 - x1)
1/4 = (5-3) / (r +4)
1/4 = 2/ (r + 4)
Cross multiply
2*4 = r + 4
8 = r + 4
Subtract 4 from both sides
4 = r

CHECK
(-4,3)(4,5)
m = (5-3)/(4--4) = 2/8 = 1/4
3 0
3 years ago
I'm confused ‍♀️ please help
disa [49]
It would be the second bubble 24/8. The answer to 24/8 is 3 so they saw 3 octopuses in the tank.
7 0
3 years ago
Read 2 more answers
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