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EastWind [94]
3 years ago
11

Solve for x 13x + 7 = 5x - 20

Mathematics
2 answers:
ivanzaharov [21]3 years ago
8 0

Answer:

13x + 7 = 5x - 20

Step-by-step explanation:

SOLVE for X

13x + 7 = 5x - 20

-------------------------

-5x                   -7  

------------------------

8x=-27

x= -3.375 or -27/8

Sliva [168]3 years ago
8 0

Answer:

x = -27/8

Step-by-step explanation:

combine the x terms.  To do this, subtract 5x from both sides.  We get:

8x + 7 = -20.  

Next, subtract 7 from both sides, obtaining:

8x = -27, or x = -27/8

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A bag contains 10 white gumballs and 12 orange gumballs.
Fed [463]
10+12=22 \\  \frac{10}{22} 10:22  \\ 10/2=5 \\  22/2=11 \\  \frac{5}{11}  \frac{5}{11} 5:11
4 0
3 years ago
Read 2 more answers
WHOEVER HELPS ME ON THIS WILL GET BRAINLIEST
Andreyy89

Answer:

7.8

Step-by-step explanation:

The diameter is the full length across a circle. The radius is always half the diameter. if you divide 15.6 by 2 (to get half), we get 7.8. If this does not answer the question, let me know so I can edit

3 0
3 years ago
Read 2 more answers
Write the simplified expression.
Vesna [10]

Answer:

343

Step-by-step explanation:

<u>Let's start simplifying with the numerator:</u>

(15-8)⁹

=7⁹

=40353607

<u>Now simplify the denominator :</u>

[(5+2)³]²

=[(7)³]²

=[343]²

=117649

<u>Now combine them :</u>

(15-8)⁹/ [(5+2)³]²

=40353607 / 117649

=343

6 0
4 years ago
A stack of 6 gift boxes is 12.36 inches high. What is<br> the height of 32 gift boxes?
Rom4ik [11]

Answer:

Step-by-step explanation:

Discussion

6 gift boxes are 12.36 inches high

32 gift box are x inches high

This is a proportion question. A proportion is made of 2 equal ratios. If you know 3 parts of the proportion, you can solve for the 4th,

6/32 = 12.36/x                Cross multiply

6x = 12.36 * 32               Combine the right.

6x = 395.52                    Divide by 6

6x/6 = 395.52/6

x = 65.92

Answer: 65.92

Note

Using a proportion saves you the trouble of finding 1 box and multiplying whatever number you get by 32

3 0
2 years ago
Lupita ride a taxi that charge a flate rate of $6. 75 plu $3. 20 per mile. If the taxi charge lupita $40. 03 in total for her tr
mel-nik [20]

Based on the charged amount, Lupita drove 8.76 miles.

Let us assume the number of miles rode bh Lupita be x. Forming the equation now -

Total charge = flat rate + cost per mile × number of miles

Keep the values in above mentioned equation to find the value of x

40.03 = 6.75 + 3.20×x

Rewriting the equation with respect to x

3.20x = 40.03 - 6.75

3.20x = 33.28

Shifting 3.20 to Right Hand Side of the equation

x = 33.28 ÷ 3.20

Performing division on Right Hand Side of the equation

x = 8.76 miles

Thus, Lupita drove 8.76 miles.

Learn more about equation -

brainly.com/question/21405634

#SPJ4

5 0
1 year ago
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