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aleksley [76]
3 years ago
9

(-1/2 + 5/2) + a =0 solve for a

Mathematics
2 answers:
Harrizon [31]3 years ago
6 0

Answer: <em>a = - 2</em>

Step-by-step explanation:

\bigg (-\dfrac{1}{2} +\dfrac{5}{2} \bigg )+ a=0\\\\ \dfrac{4}{2} +a=0\\\\2+a=0\\2+a-2=0-2\\a=-2

just olya [345]3 years ago
3 0

Answer:

a = -2

i hope this helps

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Anyone know this one
Novosadov [1.4K]

Answer:

A e/f

Step-by-step explanation:

\frac{-e}{-f} = \frac{e}{f}

Two negatives always equal one positive

Recall:

Negative + Negative = Positive

Negative + Positive = Negative

Positive + Positive = Positive

5 0
4 years ago
Read 2 more answers
PLEASE HELP (the picture has the problem)
leva [86]
Brother is so easy all you have to do is divide 12 by 18 and and use the value to x 13.5 and voila answer is c) 9 :D
5 0
2 years ago
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The second of two numbers is 3 less than twice the first. Their sum is 36. Find the numbers.
swat32
<span>The first number = x
The </span>second number = 2x-3

x + 2x-3 = 36
3x = 36+3
3x = 39
x = 39/3
x = 13

The first number = x = 13
The second number = 2x-3 = 2*13 - 3 = 26 - 3 = 23
7 0
4 years ago
Find the quotient. Simplify completely. Please show work.
nadya68 [22]

1. 8/9 ÷ 4/9 is done by inverting the divisor (4/9) and then multiplying:

(8/9)(9/4) = 8/4 = 2 (answer)

2. 1/3 ÷ 6 is done similarly: (1/3)(1/6) = 1/18 (answer)

3. 4 ÷ 1/5 = 4 * 5 = 20 (answer)

4. 7 1/2 ÷ 1/4 = (15/2)(4/1) = 30 (answer)

8 0
4 years ago
Paul and Cindy own different pizza shops. Paul makes 12 pizzas the first day and 6 pizzas each day after that. Cindy makes 16 pi
pishuonlain [190]

The right answer is Option C.

Step-by-step explanation:

Given,

Pizzas made by Paul on first day = 12

Pizzas made each day after that = 6

Let,

p represent the number of pizzas made after first day.

Total pizzas = 6p + 12

Number of days = 8 because first day 12 pizzas are made

Total pizzas = 6(8)+12=60

Pizzas made by Cindy on first day = 16

Pizzas made each day after that = 4

Total pizzas = 4p + 16

Total pizzas = 4(8)+16=48

Paul has made more pizzas after 9 days. He has made 60 pizzas.

The right answer is Option C.

Keywords: comparison, addition

Learn more about addition at:

  • brainly.com/question/10712420
  • brainly.com/question/10744457

#LearnwithBrainly

6 0
3 years ago
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