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aalyn [17]
3 years ago
9

An algebra book weighs 6 oz less

Mathematics
1 answer:
Mashcka [7]3 years ago
8 0

Answer:

Algebra book weighs 24 oz

Grammar book weighs 15 oz

Step-by-step explanation:

algebra = x and grammar = y

x = 2y-6

5x = 8y

5(2y-6) = 8y

10y - 30 = 8y

2y - 30 = 0

2y = 30

y = 15

x = 2(15)-6

x = 30-6

x = 24

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3 years ago
Irene is training for the 200-meter dash. Yesterday she ran the dash in 31 37/100 seconds. Her goal is to run the dash in 28 1/1
Maru [420]

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3 27/100

Step-by-step explanation:

set up an equation

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7 0
3 years ago
How do I do this problem
Vilka [71]
Do you mean 7?

You need to multiply each like term differently ( 1. Coefficient, 2. M term, 3. N term, and 4. O term)

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3. The n terms are (n • n^2 •n) because there is one n in (4mno), n^2 in (7n^2o^2), and one n in (mn). They would equal n^4.

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7 0
3 years ago
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Step-by-step explanation:

4 0
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