MATHEMATICS COLLEGE

Which of the following expressions are equivalent to - -a/b

Answers

Answer 1

Answer:

Answer:

B) $-(a)/(-b)$

Step-by-step explanation:

1. First, we have to know that two negatives equal positive.

2. Given the information above, $-(-a)/(b)$ can simplify to $(a)/(b)$ .

3. Let's go through each answer choice and see which one also simplifies to $(a)/(b)$ .

$(a)/(-b)$
$-(a)/(b)$

$-(a)/(-b)$
$(a)/(b)$

Therefore, the answer is B) $-(a)/(-b)$ .

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Answers

Answer:

Step-by-step explanation:

if AB is congruent to AC that means both are 76 degrees so subtract that from the total degrees of a whole triangle which is 180 that gives you A which is 28.

Hope it helps :)

1. 2x2 + 3xy + 3xy is equivalent to

Answers

Answer:

2x2+6xy

Step-by-step explanation:

2x2+3xy+3xy
Combine like terms, 2x2+6xy

The sum of x and -15 is 23

Answers

Answer: x=38

Step-by-step explanation:

x+(-15)=23

x-15=23

+15 +15

x=38

When there is a positive and negative sign the negative sign cancels the positive sign.

Answer:

Step-by-step explanation:

23+15=38 because in order to get 23 from -15 a negative number you need to have 38 to silence the -15.

A recipe for trail mix uses 7 ounces of almonds with 5 ounces of raisins. (Almonds and raisins are the only ingredients.)1. How many ounces of almonds would be in a one-pound bag of this trail mix?

2. Explain or show your reasoning. (OPTIONAL)

Answers

Answer:

Step-by-step explanation:

when you combine the amount of almonds and raisins, you get 12 ounces. so out of those 12 ounces, 7 is going to be almonds. aka $(7)/(12)$ . now you just have to multiply that by 16 (since there are 16 ounces in a pound) and you'll get roughly 9.333