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brilliants [131]
3 years ago
13

R + 3 1/2 = -4 2/3 what does r equal

Mathematics
1 answer:
iren [92.7K]3 years ago
6 0
R+3\frac{1}{2}=-4\frac{2}{3}\ \ \ \ | subtract\ 3\frac{1}{2}\\\\
R=-4\frac{2}{3}-3\frac{1}{2}\ \ \ | make\ a\ common\ denominator\\\\
R=-4\frac{4}{6}-3\frac{3}{6}\\\\
R=-7\frac{7}{6}=-8\frac{1}{6}\\\\Solution:\ R=-8\frac{1}{6}
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If a Play Station was bought for $450 after a 10% discount what was the original price of the Play Station?
Gemiola [76]
If it was bought after 10% discount, it means it was bought at 90% of the original price:
90% = $450 
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100% = $5 x 100
100% = $500

The original price of the Play Station was $500.
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3 years ago
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Andreas93 [3]

Answer:

7

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5 0
3 years ago
What is the solution to the following system of equations 2x+3y=3 and -3x-2y=8
SpyIntel [72]
<span>2x+3y=3
</span><span>-3x-2y=8

3y=3-2x
-2y = 8+3x

y = 1 - 2x/3
y = -4 - 3x/2

</span>1 - 2x/3 =  -4 - 3x/2

5 = - 3x/2 + 2x/3

5 = -9x/6 + 4x/6

5 = -5x/6

x = 5 * 6/-5

x = -6

No plug it in.

<span>2x+3y=3 ; x = -6

-12 + 3y = 3

3y=3+12

3y=15

y = 5

So </span>x = -6 and y = 5
3 0
3 years ago
Which values of x are point(s) of discontinuity for this function? Function x = –4 x = –2 x = 0 x = 2 x = 4
Nadya [2.5K]

Answer:

the answer is x=0 and x=2

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
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