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____ [38]
3 years ago
15

PLSSS HELP IF YOU TURLY KNOW THISS

Mathematics
2 answers:
VashaNatasha [74]3 years ago
4 0
Since 4 is right outside the (5 - x), you need to distribute the 4. so, you do 4 • 5 (20) and 4 • -x (-4x) which ends up as 20 -4x = 32.

then you solve!
you subtract the 20 on the left side so you are only left with the -4x. since you subtracted the 20 in the left side, you have to do the same in the right. so, 32-20 is 12.

then, you are left with -4x = 12. to get the variable, x, alone, you have to divide it by -4. but, if you do this in the left, you HAVE to do it on the right too!

so, 12 divided by -4 is equal to -3.

this means x is equal to -3!!
arlik [135]3 years ago
3 0

Answer:

x= -3

Step-by-step explanation:

Look at the screenshot, it explains how I got the answer.

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Write an equation of a line in slope intercept form that is perpendicular to the line 2x -3y = 12 and
ella [17]

Answer:

The equation of the line would be y = -3/2x + 9

Step-by-step explanation:

In order to solve this, start by finding the slope of the original line. You can do this by solving for y.

2x - 3y = 12

-3y = -2x + 12

y = 2/3x - 4

Now that we have a slope of 2/3, we know that the perpendicular slope is -3/2 (since perpendicular lines have opposite and reciprocal slopes). We can use this and the new point in point-slope form to find the equation.

y - y1 = m(x - x1)

y - 6 = -3/2(x - 2)

y - 6 = -3/2x + 3

y = -3/2x + 9

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4 years ago
Solve for the value of x
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A student has $30. Berries cost $3 per pound.Which inequaility shows n, the number of pound he can buy?
Mandarinka [93]
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The expression 12+x+4
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Answer:

16+x

Step-by-step explanation:

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