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3 years ago

A certain alloy contains 5.25% copper. How much is there in a piece weighing 200 pounds?

Mathematics

2 answers:

Natasha_Volkova [10]3 years ago

6 0

The alloy contains 10.5 pounds of copper.

agasfer [191]3 years ago

6 0

5.25% copper × 200 lb. alloy =
.0525 × 200 = 10.5 lbs. of Copper

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Pls help me no explain need ❤️❤️❤️

RoseWind [281]

Answer:

$\displaystyle m=2$

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Algebra I

Reading a Cartesian plane
Coordinates (x, y)
Slope Formula: $\displaystyle m=\frac{y_2-y_1}{x_2-x_1}$

Step-by-step explanation:

Step 1: Define

Find points from graph.

Point (-5, 0)

Point (-9, -8)

Step 2: Find slope m

Simply plug in the 2 coordinates into the slope formula to find slope m

Substitute in points [Slope Formula]: $\displaystyle m=\frac{-8-0}{-9+5}$
[Fraction] Subtract/Add: $\displaystyle m=\frac{-8}{-4}$
[Fraction] Divide: $\displaystyle m=2$

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tamaranim1 [39]

Answer:

Step-by-step explanation:

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