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defon
3 years ago
15

Place parentheses and brackets in the expression below so that it equals 18.

Mathematics
1 answer:
Ahat [919]3 years ago
5 0

Answer:

18

Step-by-step explanation:

\{{2}^{3} (4 \div 2)  \}+ 2 \\  \\  =  \{{2}^{3} \times 2 \} + 2 \\  \\  =  {2}^{3 + 1}  + 2 \\  \\  =  {2}^{4}  + 2 \\  \\  = 16 + 2 \\  \\  = 18

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If y varies directly as x, and y is 12 when x is 1.2, what is the constant of variation for this relation?
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6 0
3 years ago
Read 2 more answers
Table
viktelen [127]

4) The first and second terms for both ratios need to be in the same order.

Step-by-step explanation:

Given ratio is:

16:36

In order to find any ratio equivalent to given ratio, the ratio can be divided by a number or multiplied to a number.

The equivalent ratio that is given: 72:32

If we multiply the given ratio by 2: We get 32:72

So,

Looking at the options we can conclude that the right answer is

4) The first and second terms for both ratios need to be in the same order.

Keywords: Ratio, Fractions

Learn more about ratios at:

  • brainly.com/question/1993757
  • brainly.com/question/2048256

#LearnwithBrainly

3 0
3 years ago
Which expression is the best estimate for<br> 3 1/8 - 1 3/4?
Luda [366]

1 \frac{3}{4}  -  3  \frac{1}{8}  =   -  \frac{11}{8}  =  -  1\frac{3}{8}

7 0
2 years ago
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