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Rama09 [41]
4 years ago
12

Add: 9+(-4) Add this hurry

Mathematics
2 answers:
choli [55]4 years ago
4 0

Answer:

5

Step-by-step explanation:

If a problem is asking you to do a sum of a positive number and a negative number, it would be easier to subtract the positive number by the negative number.

9+(-4) = 9-4 = 5

Greeley [361]4 years ago
3 0

Answer:

5

Step-by-step explanation:

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What is. <br> m + 0.6 = 2.6
professor190 [17]

Answer:

m=2

Step-by-step explanation:

STEP 1 : m+0.6=2.6

move constant to the right-hand side and change it's sign m=2.6-0.6

STEP 1: m=2.6-0.6

subtract the numbers m=2

5 0
3 years ago
For each part of the questions below, use the following situation:
vovangra [49]

Answer:

3x=15 the x is 5

10+5=15

10 quarters

5 dimes

Step-by-step explanation:

6 0
3 years ago
25 pts. : Directions: Complete this review of lessons 3-1 &amp; 3-2. There are 25 questions in total.
shepuryov [24]

Answer:

600 x 60 = 36,000

50 x 50 = 2,500

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20 x 40 = 800

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9 x 900 = 8,100

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Step-by-step explanation:

5 0
3 years ago
Can someone please help me, Thanks - Alyssa T.
Oxana [17]
A=LW
192=(13+x)((9+x)
192=117+22x+x^2 (subtract 192 from both sides)
x^2+22x-75+0 (factor)
(x+25)(x-3)=0
so x=-25 or 3
Check work
since we are adding x it can only be the positive solution so x=3 so the new dimensions are:
L=13+3=16m
W=9+3=12
check: 16*12=192 so the answer is correct hope this helped
7 0
3 years ago
What is the simplified form of the quantity 1 over b minus 1 over a all over the quantity 1 over b plus 1 over a?
jolli1 [7]

Option B: (b-a)/(b+a) is the correct answer

Step-by-step explanation:

The given expression is;

\frac{\frac{1}{b}-\frac{1}{a}}{\frac{1}{b}+\frac{1}{a}}

First of all we have to take LCM in both numerator and denominator

So,

=\frac{\frac{b-a}{ab}}{\frac{b+a}{ab}}

The reciprocal of the denominator will be multiplied with the numerator for simplification

So,

=\frac{b-a}{ab} * \frac{ab}{b+a}\\= \frac{b-a}{b+a}

Hence,

Option B: (b-a)/(b+a) is the correct answer

Keywords: Fractions, expressions

Learn more about fractions at:

  • brainly.com/question/5424148
  • brainly.com/question/5461619

#LearnwithBrainly

4 0
3 years ago
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