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svlad2 [7]
3 years ago
9

Is 3 decimeters less than 30 centimeters

Mathematics
1 answer:
Anon25 [30]3 years ago
4 0
They are the same. deci means 10 (think decade is 10 years) so decimeter is cm/10 so 30/10=3decimeters
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Max's age is 2 more then his father's age divided by 4 max is 13 years old. how old is his dad?
Ahat [919]
First write an equation for this (with X being the dads age).
X/4 +2= 13

Solve for x to find the dads age.

X/4=11
X=44
His dad is 44 years old
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V = 4/3 (pi) r^3

ball with radius of 18 cm...
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ball with radius of 12...
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54.6g of sugar is needed to make 7 cakes. How much sugar is needed for 12 cakes?<br> |
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Answer:

153.8 grams of sugar is needed

Step-by-step explanation:

5 0
2 years ago
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Jimmy walks 9 miles West and 12 miles North. How much shorter is the diagonal distance from point A to point B than walking the
vfiekz [6]

Answer:

6 miles shorter

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3 years ago
Find the inverse of f(x) = 2x + 3
liq [111]
Answer:

<span><span><span>f<span>−1</span></span><span>(x)</span></span>=<span><span>x−3</span>2</span></span>

Explanation:

Follow the steps:

<span><span>f<span>(x)</span></span>=2x+3</span>

1- replace <span><span>f<span>(x)</span></span> with y →y=2x+3</span>

2- simply switch <span>x and</span> so the equation looks like <span>x=2y+3</span>

3- use algebra to solve<span> for y</span>. (isolate y)
<span>x=2y+3</span>

<span>x−3=2y</span>

<span><span><span>x−3</span>2</span>=y</span>

This is the inverse function and is written as

<span><span><span>f<span>−1</span></span><span>(x)</span></span>=<span><span><span>x−3</span>2</span></span></span>

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3 years ago
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