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nadya68 [22]
3 years ago
8

3.f(-4)-3.g(-2) please help me with this problem

Mathematics
1 answer:
seraphim [82]3 years ago
8 0
Question:
3.f(-4)-3.g(-2) please help me with this problem

Answer:
-12f + 6g

Step by step explanation:

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Kelly buys a sweater for $16.79 and a pair of pants for $28.49. She pays with a $50 bill. How much change should Kelly get back?
andrew11 [14]
16.79+28.49=45.28

50-45.28=4.72

Kelly would get $4.75 back
4 0
3 years ago
Graph the system of equations on your graph paper to answer the question.
scZoUnD [109]
<span>y=x-4
y=-x+6 
---------------------
Substitute x - 4 for y in </span>y=-x+6 
x-4=-x+6<span>
--------------------------------
Add X on each side
</span><span>x-4+x</span>=-<span>x+6+x
</span>2x - 4 = 6
--------------------------------------
Add 4 on each side
<span>2x-4+4</span>=<span>6+4
</span>2x = 10
------------------------------------------------
Divide by 2 on each side
2x ÷ 2 = 10 ÷ 2
x = 5
Now we have X
================================================================
To find Y we substitute 5 for x in y=<span>x-<span>4
</span></span>y = 5 - 4
y = 1
-----------------------------------------------------
Your answers are Y = 1 and X = 5

8 0
3 years ago
The number of bacteria in a colony increases by 10% every 2 hours. What is the overall percent increase after 4 hours?
babymother [125]

The number of bacteria in a culture is increasing according to the law of exponential growth. There are 125 bacteria in the culture after 2 hours and 350 bacteria after 4 hours.

5 0
2 years ago
The student council sells cookies every 9 days and ice cream every 12 days. If both are being sold today, how many days will it
blondinia [14]
Cookies : 9, 18, 27, 36,
Ice cream: 12, 24, 36

So in 36 days.
6 0
3 years ago
Read 2 more answers
3(2x+8)=8x+46 answer
MrMuchimi
3(2x+8)=8x+46
6x+24=8x+46
-2x+24=46
-2x=22
x=-11

3(2(-11)+8)=8(-11)+46
3(-22+8)=-88+46
3(-14)=-42
-42=-42

Hope I didn't mess up for your sake
4 0
3 years ago
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