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nexus9112 [7]
3 years ago
11

Gwendolyn is asked to solve the equation -4(x-3) = 20. She shows the work below and states that the solution is x=-8

Mathematics
1 answer:
bazaltina [42]3 years ago
8 0

Answer:

x = -2

Step-by-step explanation:

-4(x-3) = 20

-4x + 12 = 20

^ Here, Glendon added 12 to 20 instead of subtracting. Her equation was not balanced.

-4x = 8

x = -2

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A man comes into a store and steals $100 from the register without the owner knowledge. Comes back and buys $70 worth of stuff a
emmainna [20.7K]

Answer

The owner lose is $100 .

Reason

As given

A man comes into a store and steals $100 from the register without the owner knowledge.

Comes back and buys $70 worth of stuff and the owner gives him $30 in change.

i.e First man steals $100  than give back to owner when he buys  $70 worth of stuff and  the owner gives him $30 in change.

Therefore the total owner lose is the sum of  $70 worth of stuff and  $30 in change.

Total owner lose = $70 + $30

                            = $100

Therefore the owner lose be  $100 .

Hence proved


4 0
3 years ago
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Answer this question pls? Its 20 pts
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Answer:

B   a = 180 -77-60

Step-by-step explanation:

The angles add to 180 degrees since they form a straight line

77+ 60+a = 180

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6 0
2 years ago
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Aiden measures with paper strips. It is actually 10 paper strips long, but he gets answer of 8. What is his mistake? Write or dr
Marrrta [24]
Either:
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4 0
3 years ago
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Simply using the given formula ,

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katen-ka-za [31]
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