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LekaFEV [45]
3 years ago
5

What should be added to -7/20 to get -2/5​

Mathematics
1 answer:
GuDViN [60]3 years ago
8 0

Answer:

-1/20 or -0.05

Step-by-step explanation:

Do -7/20+x=-2/5

x= -1/20 or -0.05

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How many nickels are in 11.60?
swat32
There are 232 nickels in $11.60.
This is because each nickel is worth 5 cents. So by multiplying 232 by 5 you will get 1,160.
3 0
3 years ago
Find the slope of the line that passes through the pair of points.<br> (6, 1), (-6, 1)
GrogVix [38]

Answer: m = 0

Step-by-step explanation: To find the slope of the line, we can use the graphing method. To do this, we start by plotting our two points.

Let's label (6, 1) as point A and (-6, 1) as point B.

Now, graph our line through the 2 points.

Now remember that the slope, or m, is equal to

the rise over run from point A to point B.

To get from point A to point B, we rise o units and run -12 units.

So our slope or rise / run is 0/-12 which simplifies to 0.

This should make sense because we have a horizontal or flat line and

remember that the slope of any horizontal or flat line is 0.

Image attached.

7 0
3 years ago
Read 2 more answers
n considering the cross YyRr x YyRr, the phenotype ratios of the F2 generation will be _____. 1:3:1 3:1 9:3:3:1 4:1
Marrrta [24]
The cross of YyRr will produce 16 distinct genotypes.

If the two alleles are far enough on the same chromosome, then the Y and R alleles will be distributed independently of one another, so that the genotypic ratio among each allele would be 1:2:1 (YY:Yy:yy, and similarly for the R allele). Then the dihybrid cross will yield a genotypic ratio of 1:2:1:2:4:2:1:2:1 (YYRR:YYRr:YYrr:YyRR:YyRr:Yyrr:yyRR:yyRr:yyrr).

Now, assuming perfect Mendelian inheritance (complete dominance), the phenotypes exhibited by YY and Yy will be considered equivalent, and similarly for RR and Rr, so the phenotypic ratio would be 9:3:3:1 (YR:Yr:yR:yr).
7 0
3 years ago
Solve and graph the inequality 4x – 10 &lt; 18.
tiny-mole [99]

9514 1404 393

Answer:

  • The graph has an open circle at 7.
  • The arrow points left.

Step-by-step explanation:

Adding 10 and dividing by 4, we have ...

  4x < 28

  x < 7

The comparison does not include the "equal to" case, so the circle at x=7 is open. Values of x less than 7 are in the solution set. Those values are found to the left of 7 on the number line.

  • The graph has an open circle at 7.
  • The arrow points left.
5 0
3 years ago
Read 2 more answers
Find f(t – 3) for f(x) = 4x^2 – 8x + 4.
Vladimir79 [104]

Answer:

<h2>A. 4t² - 32t + 64</h2>

Step-by-step explanation:

Instead of x put (t - 3) in the equation of the function f(x) = 4x² - 8x + 4:

f(t - 3) = 4(t - 3)² - 8(t - 3) + 4

<em>use (a - b)² = a² - 2ab + b² and the distributive property a(b + c) = ab + ac</em>

f(t - 3) = 4(t² - (2)(t)(3) + 3²) + (-8)(t) + (-8)(-3) + 4

f(t - 3) = 4(t² - 6t + 9) - 8t + 24 + 4

f(t - 3) = (4)(t²) + (4)(-6t) + (4)(9) - 8t + 28

f(t - 3) = 4t² - 24t + 36 - 8t + 28

f(t - 3) = 4t² + (-24t - 8t) + (36 + 28)

f(t - 3) = 4t² - 32t + 64

3 0
3 years ago
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