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Rzqust [24]
3 years ago
7

WILL GIVE BRAINLIEST. Lizzy’s cell phone plan charges 5 cents per message for in-network text messages and 10 cents per message

for out-of-network text messages. If she sent a total of 1500 messages and her bill was $80, how many out-of-network messages did she send?
Mathematics
2 answers:
Kisachek [45]3 years ago
6 0
Answer: 800
.10cents x 800text messages = 80dollars
Bingel [31]3 years ago
6 0

Answer:

in-network texts = 1400

out-of-networks texts = 100

Step-by-step explanation:

a=in-network text

b=out-of-network text

a+b=1500

a=-b+1500

since we know that a=-b+1500, we substitute that into

0.05a+0.1b=80

so that it is

0.05(-b+1500)+0.1b=80

0.05b+75=80

b=100

since b=100, we substitute that into

a+b=1500

so that it's

a+100=1500

a=1500-100

a=1400

b=100

hope this helps

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kvasek [131]
2x+6=x+3 this is the answer
8 0
3 years ago
Which are true and which are false? 2+5=8-1. 4+2=9-1. 13-0=12+1
stiks02 [169]

Hi there,

I believe there are 3 questions.

  1. 2+5=8-1 It is true because 2+5 is 7 and 8-1 is 7. So, both sides have same value which means they are equal.
  2. 4+2=9-1 It is false because 4+2 is 6 and 9-1 is 8. So, the values are different.
  3. 13-0=12+1 It is true because 13-0 is 13 and 12+1 is 13. Both values are same. Therefore, they are equal.

Hope it helps :-)

4 0
3 years ago
Please help I have no clue if you can please do step by step explaining
Dominik [7]

Answer:

36cm^2

Step-by-step explanation:

Break it apart into rectangles/squares where you can figure out what the length of at least two sides are for each.

Then multiply and get the area of the smaller area.

Then add the areas up.

You're basically just breaking it down into smaller shapes, then adding the different parts back together.

7 0
3 years ago
Reagan has a rectangular bedspread that measures 238 centimeters by 435 centimeters. She wants to sew a fringe around the edge o
sesenic [268]

Answer: 1346cm

Step-by-step explanation:

From the question, we are informed that Reagan has a rectangular bedspread that measures 238 centimeters by 435 centimeters and that he wants to sew a fringe around the edge of the bedspread.

This simply means that we have to find the perimeter of the rectangular bedspread and this will be:

= 2(length + width)

= 2(435 + 238

= 2(673)

= 1346cm

The length of fridge needed by Reegan is 1346cm.

3 0
3 years ago
Read 2 more answers
Help me more please ​please
Ket [755]
Without solving:

1. Infinitely many solutions

2. No solution

Hope this helps!
6 0
3 years ago
Read 2 more answers
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