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2 years ago

I need help with both problems. Which one is true or false and why

Mathematics

1 answer:

stepladder [879]2 years ago

5 0

The first equation can be simplified down to 3 and -\frac{3}{2}[/tex]. Therefore, ">" is correct.

The second equation can be simplified down to 12 and 6.25. Therefore, "<" is incorrect. It should be ">".

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1. c+z when c = 3 and z = 17

ivann1987 [24]

1) 3+17= 20
2) 40-15= 25
3) 3 x 20= 60
4) 35/5= 7
5) 2 x 6= 1
12= 1
1/12.

8 0

3 years ago

Help me please I’m not sure about this

frutty [35]

easy, 36/6=6

6 people, right?

7 0

2 years ago

Read 2 more answers

write an equation in slope intercept form for the line that passes through (4, -4) and is parallel to 3x+4x=2y-9

photoshop1234 [79]

Answer:

$\large\boxed{y=\dfrac{7}{2}x-18}$

Step-by-step explanation:

The slope-intercept form of an equation of a line:

$y=mx+b$

Convert the equation of a line 3x + 4x = 2y - 9 to the slope-intercept form:

$3x+4x=2y-9$

$7x=2y-9$ add 9 to both sides

$7x+9=2y$ divide both sides by 2

$\dfrac{7}{2}x+\dfrac{9}{2}=y\to y=\dfrac{7}{2}x+\dfrac{9}{2}$

Parallel lines have the same slope. Therefore we have the equation:

$y=\dfrac{7}{2}x+b$

Put the coordinates of the point (4, -4) to the equation:

$-4=\dfrac{7}{2}(4)+b$

$-4=7(2)+b$

$-4=14+b$ subtract 14 from both sides

$-18=b\to b=-18$

Finally we have the equation:

$y=\dfrac{7}{2}x-18$

8 0

3 years ago

3/5 is 30% of what number?

Daniel [21]

3/5 of what number =15

5 0

2 years ago

6: A wooden rod is 4/5m long . Find the total length of 4 wooden rods.

lubasha [3.4K]

Answer:

Proper: 3 and 1/5 Improper: 16/5

Step-by-step explanation:

4 times 4/5 = 16/5

5*3=15

16-15= 1

3 and 1/5

5 0

2 years ago