2 years ago

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Mathematics

1 answer:

Bond [772]2 years ago

5 0

Answer:

D: cooc

Step-by-step explanation:

bad very

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(-r-5)-(-2r-4) help me solve pls lol

vaieri [72.5K]

<h3>answer:</h3>

$r - 1$

<h3>Step by step explanation:</h3>

<h3> Step 1: Distribute</h3>

$( - r - 5) - ( - 2r - 4) \\ ( - r - 5) + 2r + 4$

<h3>Step 2: Eliminate redundant parenthesis</h3>

$( - r - 5) + 2r + 4 \\ - r - 5 + 2r + 4$

<h3>Step 3: Add numbers</h3>

$- 3 \purple{ - 5} + 2r + \purple{4} \\ - r \purple{ - 1} + 2r$

<h3>Step 4:Combine like terms </h3>

$\purple{ - r } - 1 + \purple{2r} \\ \purple{1r} - 1$

<h3>Step 5:Multiply by 1</h3>

$1r - 1 \\ r - 1$

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You basically do 80-70 as the numerator of a fraction which should equal 10 and then the denominater should be 80 so you then do 10 divided by 80 and multiply your answer by 100 Hope This Helps You

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2 years ago

Simplify./ Simplificar. 6(-2a + 4 + 3a)*

Salsk061 [2.6K]

Answer:

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Step-by-step explanation:

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3 years ago

On the following checking account record, enter the figures and add or subtract them to keep the running total correct.

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A check would be subtracted from the previous total ( balance), a deposit would be added.

See attached picture:

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The correct answer to this question is 8.4

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