3 years ago

Please help! Numbers 16 & 17.. It will be much appreciated! :D

1 answer:

6 0

In hours it would be : 15 * h miles (* means x times). D = r * t. Notice that hours cancel leaving miles, the distance. Including the units in your calculations can help prevent errors.

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sergiy2304 [10]

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3 years ago

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kirill115 [55]

4x-1 all u got to do is remove the parentheses and collect the like terms

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4 years ago

The principal spent $500 to buy new classroom materials. 40% of the money he spent went towards pencils. How much money did the

kolezko [41]

Answer:

$200

Step-by-step explanation:

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3 years ago

16 x 7 = 28 x n <br> and<br> 39 x 5 = n x 15.

REY [17]

Step-by-step explanation:

the first one is 4 and the second one is 11.6

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3 years ago

Read 2 more answers

n chemistry, the pH of a solution is defined by: pH space equals space minus log space left square bracket straight H plus right

slavikrds [6]

Answer:

The correct option is;

pH = 4.1

Step-by-step explanation:

The given information are;

The hydrogen ion [H⁺] concentration in tomato juice = $10 ^{-4.1}$

The pH of a solution = -㏒{H⁺] = -㏒( $10 ^{-4.1}$ ) = -(-4.1) × ㏒(10) = 4.1

The pH of the of the tomato juice = 4.1

The pH is the term used to refer to the acidity of water with the range of pH values ranging from 0 to 14 where pH values of a solution lesser than 7 are considered acidic while pH values above 7 indicate a basic solution.

4 0

3 years ago