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Zina [86]
3 years ago
9

Question 18 please help

Mathematics
1 answer:
Ira Lisetskai [31]3 years ago
5 0

Answer:

  see below

Step-by-step explanation:

No simplification is possible as there aren't any factors that can be combined or cancelled. The exponents can be made positive by moving the variable to the other side of the fraction bar.

The applicable rule of exponents is ...

  a^-b = 1/a^b

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Complete the table below for the function y = 5x - 2.
Jlenok [28]

Answer:

8, 18, 23, 43

Step-by-step explanation:

x = 2 => y = 8

x = 4 => y = 18

x = 5 => y = 23

x = 9 => y = 43

6 0
3 years ago
A. 34cm^3<br> b. 1560cm^3<br> c. 104cm^3<br> d 676cm^3
Vanyuwa [196]

Answer:

676 cubic cm choice d

Step-by-step explanation:

Base area times height gets volume

Base area =  (1/2)*13 * 8  =  52 sq. cm   (area of the right triangle)

height = 13 cm  here

Volume = 13 cm * 52 sq. cm = 676 cubic cm

4 0
3 years ago
Solve x42=37 x 42 = 3 7 using two different strategies. Explain each strategy.
Dafna11 [192]

Given equation : \frac{x}{42}=\frac{3}{7}.

Strategy 1: We can cross mutiply both sides remove fraction form.

On cross multiplication, we get

x * 7 = 3 * 42

7x = 126.

Dividing both sides by 7, we get

<h3>x = 18.</h3>

Strategy 2: We can find least common denominator(lcd) of both sides and multiplying both sides by that lcd to get rid denominators from both sides.

LCD of 42 and 7 is 42.

Therefore, multiplying both sides by 42, we get

42\times \frac{x}{42}=42\times\frac{3}{7}

x = 6 * 3

<h3>x = 18.</h3>
4 0
3 years ago
42x + 12 * 18 = 468<br><br> What does x equal
3241004551 [841]
X equals 6

How? Well first I multiplied 12 x 18 which is 216.

Then I subtracted 468 - 216 that equals 252.

Because I know that 2 x 6 equals a 12.....x had to be a 6.

So I multiplied 42 x 6 and it equaled 252.

So x is 6

3 0
3 years ago
Which statements are true about the circle shown? Check all that apply.
otez555 [7]

Step-by-step explanation:

  1. A circle is only composed of the points on the border
  2. The distance around the circle is called circumference

6 0
4 years ago
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