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umka2103 [35]
4 years ago
7

Write an expression that sho how to use the halving and doubling strategy to find 28×50

Mathematics
1 answer:
swat324 years ago
8 0
28x50
14x100
7x200=14,000
You might be interested in
Ratio and proportion​
KATRIN_1 [288]
<h2><em><u>RATIO</u></em></h2>

<em><u>the quantitative relation between two amounts showing the number of times one value contains or is contained within the other.</u></em>

<em><u>the quantitative relation between two amounts showing the number of times one value contains or is contained within the other."the ratio of men's jobs to women's is 8 to 1"</u></em>

<h2><em><u>PROPORTION</u></em></h2>

<em><u>Proportion says that two ratios (or fractions) are equal. Example: 1/3 = 2/6. See: Equivalent Fractions. Proportions.</u></em>

7 0
3 years ago
PLEASE HELP!!!
Simora [160]
1)
y = ax+b

6 = 3a + b
18 = 5a + b

b = 6 - 3a
18 = 5a + 6 - 3a

2a = 12
a = 6
b = 6 - 18
b = -12

f(x) = 6x -12

2)
y = 2 
No, because y ≠ 4

x = 2 
No, because it's vertical<span>
</span>
y = 4 
Yes, because x ∈ <span>ℝ and y = 4
</span>
x = 4
No, because it's verical


7 0
4 years ago
enter your answer and show all the steps that you used to solve this problem in the space provided show the enquiry explain all
vredina [299]

Answer:

-3

Step-by-step explanation:

n/3>4-5

n/3>-1

n/3*3>-1*3

n>-3

7 0
4 years ago
What is the length of side x? (possibly use similar triangles)
weeeeeb [17]
Law of Sines

\frac{sin(A)}{a} =  \frac{sin(B)}{b}

\frac{sin(90)}{14.6} =  \frac{sin(45)}{x}

Cross multiply

x*sin(90) = 14.6sin(45)

x = 14.6sin(45)

x = <span>10.3</span>
8 0
3 years ago
pam walks 7/8 of a mile to school. paul walks 1/2 to school. how much father does pam walks than paul
lys-0071 [83]
It is 6/16 but simplified it is 3/8
7 0
3 years ago
Read 2 more answers
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