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zhannawk [14.2K]
2 years ago
11

PLEASE HELP ME I NEED HELP RIGHT AWAY!!!

Mathematics
2 answers:
Inessa [10]2 years ago
6 0

Answer:

There are a total of 40 books in the box.

Jobisdone [24]2 years ago
4 0

Answer:

There are 40 books total

Step-by-step explanation:

you need to set a proportion

The first fraction is 55/100 it's over 100 because it's percent

the other fraction is 22/x the 22 is out of a total number so that's why it's on top and x because you don't know the total number of books

then you multiply diagonally

55×x= 22×100

55x=2,200

Then you solve it like a regular equation by dividing both sides by 55

x=40

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3 years ago
Can you find the rate of change for the following function: -6x + 3y =9?​
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7 0
2 years ago
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PilotLPTM [1.2K]

just realized this is an old question

7 0
3 years ago
If f(x) = 2x + 5x and g(x) = 3x - 5, find (f+ g)(x).
Papessa [141]

Answer:

D. 10x - 5

General Formulas and Concepts:

<u>Algebra I</u>

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Step-by-step explanation:

<u>Step 1: Define</u>

f(x) = 2x + 5x

g(x) = 3x - 5

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<u>Step 3: Find</u>

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  2. Combine like terms:     (f + g)(x) = 10x - 5
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What is the measure of x 100
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